117906404 has 24 divisors (see below), whose sum is σ = 257251008. Its totient is φ = 45937440.

The previous prime is 117906391. The next prime is 117906413. The reversal of 117906404 is 404609711.

It is a super-2 number, since 2×117906404² = 27803840208422432, which contains 22 as substring.

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, 191099 + ... + 191714.

It is an arithmetic number, because the mean of its divisors is an integer number (10718792).

Almost surely, 2^117906404 is an apocalyptic number.

117906404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117906404 is an abundant number, since it is smaller than the sum of its proper divisors (139344604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117906404 is a wasteful number, since it uses less digits than its factorization.

117906404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382835 (or 382833 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 117906404 is about 10858.4715314818. The cubic root of 117906404 is about 490.3570963533.

The spelling of 117906404 in words is "one hundred seventeen million, nine hundred six thousand, four hundred four".