99733440 has 56 divisors (see below), whose sum is σ = 316656720. Its totient is φ = 26595328.

The previous prime is 99733433. The next prime is 99733457. The reversal of 99733440 is 4433799.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 50985 + ... + 52904.

Almost surely, 2^99733440 is an apocalyptic number.

It is an amenable number.

99733440 is an abundant number, since it is smaller than the sum of its proper divisors (216923280).

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

99733440 is a wasteful number, since it uses less digits than its factorization.

99733440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103909 (or 103899 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 99733440 is about 9986.6631063634. The cubic root of 99733440 is about 463.7460957283.

The spelling of 99733440 in words is "ninety-nine million, seven hundred thirty-three thousand, four hundred forty".