99503372 has 12 divisors (see below), whose sum is σ = 175138656. Its totient is φ = 49463760.

The previous prime is 99503347. The next prime is 99503381. The reversal of 99503372 is 27330599.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 71204 + ... + 72587.

It is an arithmetic number, because the mean of its divisors is an integer number (14594888).

Almost surely, 2^99503372 is an apocalyptic number.

It is an amenable number.

99503372 is a deficient number, since it is larger than the sum of its proper divisors (75635284).

99503372 is a wasteful number, since it uses less digits than its factorization.

99503372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143968 (or 143966 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 99503372 is about 9975.1376932852. The cubic root of 99503372 is about 463.3892268486.

The spelling of 99503372 in words is "ninety-nine million, five hundred three thousand, three hundred seventy-two".