99606904 has 8 divisors (see below), whose sum is σ = 186762960. Its totient is φ = 49803448.

The previous prime is 99606883. The next prime is 99606971. The reversal of 99606904 is 40960699.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6225424 + ... + 6225439.

It is an arithmetic number, because the mean of its divisors is an integer number (23345370).

Almost surely, 2^99606904 is an apocalyptic number.

It is an amenable number.

99606904 is a deficient number, since it is larger than the sum of its proper divisors (87156056).

99606904 is a wasteful number, since it uses less digits than its factorization.

99606904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12450869 (or 12450865 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 99606904 is about 9980.3258463840. The cubic root of 99606904 is about 463.5498880160.

The spelling of 99606904 in words is "ninety-nine million, six hundred six thousand, nine hundred four".