99394906 has 16 divisors (see below), whose sum is σ = 164478888. Its totient is φ = 44755200.

The previous prime is 99394873. The next prime is 99394921. The reversal of 99394906 is 60949399.

It can be written as a sum of positive squares in 4 ways, for example, as 55636681 + 43758225 = 7459^2 + 6615^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 99394906.

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, 45555 + ... + 47686.

Almost surely, 2^99394906 is an apocalyptic number.

99394906 is a deficient number, since it is larger than the sum of its proper divisors (65083982).

99394906 is a wasteful number, since it uses less digits than its factorization.

99394906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93297.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 99394906 is about 9969.6993936628. The cubic root of 99394906 is about 463.2207895082.

The spelling of 99394906 in words is "ninety-nine million, three hundred ninety-four thousand, nine hundred six".