85556156 has 36 divisors (see below), whose sum is σ = 179798976. Its totient is φ = 35481600.

The previous prime is 85556123. The next prime is 85556161. The reversal of 85556156 is 65165558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965 + ... + 13116.

It is an arithmetic number, because the mean of its divisors is an integer number (4994416).

Almost surely, 2^85556156 is an apocalyptic number.

It is an amenable number.

85556156 is an abundant number, since it is smaller than the sum of its proper divisors (94242820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85556156 is a wasteful number, since it uses less digits than its factorization.

85556156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14130 (or 14121 counting only the distinct ones).

The product of its digits is 180000, while the sum is 41.

The square root of 85556156 is about 9249.6570747244. The cubic root of 85556156 is about 440.6398335868.

The spelling of 85556156 in words is "eighty-five million, five hundred fifty-six thousand, one hundred fifty-six".