99706408 has 32 divisors (see below), whose sum is σ = 194869800. Its totient is φ = 47767552.

The previous prime is 99706381. The next prime is 99706417. The reversal of 99706408 is 80460799.

It can be written as a sum of positive squares in 4 ways, for example, as 99560484 + 145924 = 9978^2 + 382^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30216 + ... + 33352.

Almost surely, 2^99706408 is an apocalyptic number.

It is an amenable number.

99706408 is a deficient number, since it is larger than the sum of its proper divisors (95163392).

99706408 is a wasteful number, since it uses less digits than its factorization.

99706408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309 (or 3305 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 99706408 is about 9985.3096096215. The cubic root of 99706408 is about 463.7041936434.

The spelling of 99706408 in words is "ninety-nine million, seven hundred six thousand, four hundred eight".