99904402 has 16 divisors (see below), whose sum is σ = 162896832. Its totient is φ = 45677520.

The previous prime is 99904367. The next prime is 99904411. The reversal of 99904402 is 20440999.

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, 15174 + ... + 20737.

It is an arithmetic number, because the mean of its divisors is an integer number (10181052).

Almost surely, 2^99904402 is an apocalyptic number.

99904402 is a deficient number, since it is larger than the sum of its proper divisors (62992430).

99904402 is a wasteful number, since it uses less digits than its factorization.

99904402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36033.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 99904402 is about 9995.2189570814. The cubic root of 99904402 is about 464.0109273338.

The spelling of 99904402 in words is "ninety-nine million, nine hundred four thousand, four hundred two".