89664492 has 48 divisors (see below), whose sum is σ = 213704960. Its totient is φ = 29253312.

The previous prime is 89664481. The next prime is 89664517. The reversal of 89664492 is 29446698.

It is a super-2 number, since 2×89664492² = 16079442251236128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183873 + ... + 184359.

Almost surely, 2^89664492 is an apocalyptic number.

It is an amenable number.

89664492 is an abundant number, since it is smaller than the sum of its proper divisors (124040468).

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

89664492 is a wasteful number, since it uses less digits than its factorization.

89664492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790 (or 788 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 89664492 is about 9469.1336456933. The cubic root of 89664492 is about 447.5829119284.

The spelling of 89664492 in words is "eighty-nine million, six hundred sixty-four thousand, four hundred ninety-two".