89973880 has 32 divisors (see below), whose sum is σ = 202713840. Its totient is φ = 35941120.

The previous prime is 89973869. The next prime is 89973893. The reversal of 89973880 is 8837998.

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, 51420 + ... + 53140.

Almost surely, 2^89973880 is an apocalyptic number.

It is an amenable number.

89973880 is an abundant number, since it is smaller than the sum of its proper divisors (112739960).

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

89973880 is a wasteful number, since it uses less digits than its factorization.

89973880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039 (or 3035 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 52.

The square root of 89973880 is about 9485.4562357327. The cubic root of 89973880 is about 448.0971170195.

The spelling of 89973880 in words is "eighty-nine million, nine hundred seventy-three thousand, eight hundred eighty".