89997200 has 30 divisors (see below), whose sum is σ = 216219234. Its totient is φ = 35998720.

The previous prime is 89997181. The next prime is 89997211. The reversal of 89997200 is 279998.

It can be written as a sum of positive squares in 3 ways, for example, as 24127744 + 65869456 = 4912^2 + 8116^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112097 + ... + 112896.

Almost surely, 2^89997200 is an apocalyptic number.

89997200 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89997200 is an abundant number, since it is smaller than the sum of its proper divisors (126222034).

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

89997200 is a wasteful number, since it uses less digits than its factorization.

89997200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225011 (or 225000 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 89997200 is about 9486.6854063999. The cubic root of 89997200 is about 448.1358272248.

The spelling of 89997200 in words is "eighty-nine million, nine hundred ninety-seven thousand, two hundred".