90565032 has 16 divisors (see below), whose sum is σ = 226412640. Its totient is φ = 30188336.

The previous prime is 90565021. The next prime is 90565049. The reversal of 90565032 is 23056509.

It is a super-2 number, since 2×90565032² = 16404050042322048, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

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, 1886748 + ... + 1886795.

It is an arithmetic number, because the mean of its divisors is an integer number (14150790).

Almost surely, 2^90565032 is an apocalyptic number.

It is an amenable number.

90565032 is an abundant number, since it is smaller than the sum of its proper divisors (135847608).

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

90565032 is a wasteful number, since it uses less digits than its factorization.

90565032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773552 (or 3773548 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 90565032 is about 9516.5661874439. The cubic root of 90565032 is about 449.0763474189.

The spelling of 90565032 in words is "ninety million, five hundred sixty-five thousand, thirty-two".