85251056 has 40 divisors (see below), whose sum is σ = 190795824. Its totient is φ = 36469760.

The previous prime is 85251037. The next prime is 85251059. The reversal of 85251056 is 65015258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85251059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11255 + ... + 17238.

Almost surely, 2^85251056 is an apocalyptic number.

It is an amenable number.

85251056 is an abundant number, since it is smaller than the sum of its proper divisors (105544768).

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

85251056 is a wasteful number, since it uses less digits than its factorization.

85251056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28529 (or 28523 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 85251056 is about 9233.1498417387. The cubic root of 85251056 is about 440.1154242638.

The spelling of 85251056 in words is "eighty-five million, two hundred fifty-one thousand, fifty-six".