99904311 has 24 divisors (see below), whose sum is σ = 158348736. Its totient is φ = 60315840.

The previous prime is 99904283. The next prime is 99904319. The reversal of 99904311 is 11340999.

It is not a de Polignac number, because 99904311 - 2⁷ = 99904183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99904319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1855 + ... + 14256.

It is an arithmetic number, because the mean of its divisors is an integer number (6597864).

Almost surely, 2^99904311 is an apocalyptic number.

99904311 is a deficient number, since it is larger than the sum of its proper divisors (58444425).

99904311 is a wasteful number, since it uses less digits than its factorization.

99904311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16183 (or 16180 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 99904311 is about 9995.2144049040. The cubic root of 99904311 is about 464.0107864491.

The spelling of 99904311 in words is "ninety-nine million, nine hundred four thousand, three hundred eleven".