89890536 has 16 divisors (see below), whose sum is σ = 224726400. Its totient is φ = 29963504.

The previous prime is 89890523. The next prime is 89890547. The reversal of 89890536 is 63509898.

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, 1872696 + ... + 1872743.

It is an arithmetic number, because the mean of its divisors is an integer number (14045400).

Almost surely, 2^89890536 is an apocalyptic number.

It is an amenable number.

89890536 is an abundant number, since it is smaller than the sum of its proper divisors (134835864).

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

89890536 is a wasteful number, since it uses less digits than its factorization.

89890536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745448 (or 3745444 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 89890536 is about 9481.0619658348. The cubic root of 89890536 is about 447.9587148392.

The spelling of 89890536 in words is "eighty-nine million, eight hundred ninety thousand, five hundred thirty-six".