85310544 has 40 divisors (see below), whose sum is σ = 240422112. Its totient is φ = 25851520.

The previous prime is 85310531. The next prime is 85310557. The reversal of 85310544 is 44501358.

It is an interprime number because it is at equal distance from previous prime (85310531) and next prime (85310557).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80259 + ... + 81314.

Almost surely, 2^85310544 is an apocalyptic number.

It is an amenable number.

85310544 is an abundant number, since it is smaller than the sum of its proper divisors (155111568).

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

85310544 is a wasteful number, since it uses less digits than its factorization.

85310544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161595 (or 161589 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 85310544 is about 9236.3707158169. The cubic root of 85310544 is about 440.2177709878.

The spelling of 85310544 in words is "eighty-five million, three hundred ten thousand, five hundred forty-four".