89023656 has 16 divisors (see below), whose sum is σ = 222559200. Its totient is φ = 29674544.

The previous prime is 89023633. The next prime is 89023657. The reversal of 89023656 is 65632098.

It is a super-2 number, since 2×89023656² = 15850422655212672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89023657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1854636 + ... + 1854683.

It is an arithmetic number, because the mean of its divisors is an integer number (13909950).

Almost surely, 2^89023656 is an apocalyptic number.

It is an amenable number.

89023656 is an abundant number, since it is smaller than the sum of its proper divisors (133535544).

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

89023656 is a wasteful number, since it uses less digits than its factorization.

89023656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3709328 (or 3709324 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 89023656 is about 9435.2348142481. The cubic root of 89023656 is about 446.5140633613.

The spelling of 89023656 in words is "eighty-nine million, twenty-three thousand, six hundred fifty-six".