Number of the day: 85706

Properties of the number 85706:

85706 = 2 × 42853 is semiprime and squarefree.
85706 has 2 distinct prime factors, 4 divisors, 9 antidivisors and 42852 totatives.
85706 has an emirpimes digit sum 26 in base 10.
Reversing the decimal digits of 85706 results in a sphenic number.
85706 = 205² + 209² is the sum of 2 positive squares in 1 way.
85706 = 16² + 65² + 285² is the sum of 3 positive squares.
85706² = 1656² + 85690² is the sum of 2 positive squares in 1 way.
85706² is the sum of 3 positive squares.
85706 is a proper divisor of 59³⁵⁷¹ - 1.
85706 = '85' + '706' is the concatenation of 2 semiprime numbers.
85706 is an emirpimes in (at least) the following bases: 3, 5, 9, 15, 34, 35, 36, 39, 40, 44, 46, 50, 51, 52, 53, 54, 55, 58, 59, 61, 67, 82, 89, and 94.
85706 is palindromic in (at least) the following bases: 62, and 87.
85706 in base 62 = MIM and consists of only the digits 'I' and 'M'.