85253656 has 16 divisors (see below), whose sum is σ = 160491240. Its totient is φ = 42456000.

The previous prime is 85253639. The next prime is 85253671. The reversal of 85253656 is 65635258.

It is a super-2 number, since 2×85253656² = 14536371722732672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19221 + ... + 23236.

Almost surely, 2^85253656 is an apocalyptic number.

It is an amenable number.

85253656 is a deficient number, since it is larger than the sum of its proper divisors (75237584).

85253656 is a wasteful number, since it uses less digits than its factorization.

85253656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42714 (or 42710 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The square root of 85253656 is about 9233.2906376871. The cubic root of 85253656 is about 440.1198984546.

The spelling of 85253656 in words is "eighty-five million, two hundred fifty-three thousand, six hundred fifty-six".