99504940 has 12 divisors (see below), whose sum is σ = 208960416. Its totient is φ = 39801968.

The previous prime is 99504917. The next prime is 99504941. The reversal of 99504940 is 4940599.

It is a junction number, because it is equal to n+sod(n) for n = 99504893 and 99504902.

It is not an unprimeable number, because it can be changed into a prime (99504941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487604 + ... + 2487643.

It is an arithmetic number, because the mean of its divisors is an integer number (17413368).

Almost surely, 2^99504940 is an apocalyptic number.

It is an amenable number.

99504940 is an abundant number, since it is smaller than the sum of its proper divisors (109455476).

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

99504940 is a wasteful number, since it uses less digits than its factorization.

99504940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4975256 (or 4975254 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 99504940 is about 9975.2162883819. The cubic root of 99504940 is about 463.3916609052.

The spelling of 99504940 in words is "ninety-nine million, five hundred four thousand, nine hundred forty".