99964500 has 48 divisors (see below), whose sum is σ = 291100992. Its totient is φ = 26656800.

The previous prime is 99964499. The next prime is 99964511. The reversal of 99964500 is 546999.

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 15 ways as a sum of consecutive naturals, for example, 31822 + ... + 34821.

It is an arithmetic number, because the mean of its divisors is an integer number (6064604).

Almost surely, 2^99964500 is an apocalyptic number.

It is an amenable number.

99964500 is an abundant number, since it is smaller than the sum of its proper divisors (191136492).

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

99964500 is a wasteful number, since it uses less digits than its factorization.

99964500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66665 (or 66653 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 99964500 is about 9998.2248424408. The cubic root of 99964500 is about 464.1039513926.

The spelling of 99964500 in words is "ninety-nine million, nine hundred sixty-four thousand, five hundred".