99810552 has 32 divisors (see below), whose sum is σ = 251125200. Its totient is φ = 33057024.

The previous prime is 99810551. The next prime is 99810559. The reversal of 99810552 is 25501899.

It is a self number, because there is not a number n which added to its sum of digits gives 99810552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99810551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9477 + ... + 17012.

Almost surely, 2^99810552 is an apocalyptic number.

It is an amenable number.

99810552 is an abundant number, since it is smaller than the sum of its proper divisors (151314648).

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

99810552 is a wasteful number, since it uses less digits than its factorization.

99810552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26655 (or 26651 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 99810552 is about 9990.5231094273. The cubic root of 99810552 is about 463.8655848267.

The spelling of 99810552 in words is "ninety-nine million, eight hundred ten thousand, five hundred fifty-two".