89903572 has 24 divisors (see below), whose sum is σ = 172180512. Its totient is φ = 40735200.

The previous prime is 89903549. The next prime is 89903581. The reversal of 89903572 is 27530998.

It is a happy number.

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, 11478 + ... + 17650.

It is an arithmetic number, because the mean of its divisors is an integer number (7174188).

Almost surely, 2^89903572 is an apocalyptic number.

It is an amenable number.

89903572 is a deficient number, since it is larger than the sum of its proper divisors (82276940).

89903572 is a wasteful number, since it uses less digits than its factorization.

89903572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519 (or 6517 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 89903572 is about 9481.7494166425. The cubic root of 89903572 is about 447.9803682405.

The spelling of 89903572 in words is "eighty-nine million, nine hundred three thousand, five hundred seventy-two".