99085904 has 10 divisors (see below), whose sum is σ = 191978970. Its totient is φ = 49542944.

The previous prime is 99085901. The next prime is 99085913. The reversal of 99085904 is 40958099.

It can be written as a sum of positive squares in only one way, i.e., 85008400 + 14077504 = 9220^2 + 3752^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99085901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3096419 + ... + 3096450.

It is an arithmetic number, because the mean of its divisors is an integer number (19197897).

Almost surely, 2^99085904 is an apocalyptic number.

It is an amenable number.

99085904 is a deficient number, since it is larger than the sum of its proper divisors (92893066).

99085904 is a wasteful number, since it uses less digits than its factorization.

99085904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192877 (or 6192871 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 99085904 is about 9954.1902734477. The cubic root of 99085904 is about 462.7402661038.

The spelling of 99085904 in words is "ninety-nine million, eighty-five thousand, nine hundred four".