117306906 has 16 divisors (see below), whose sum is σ = 236892864. Its totient is φ = 38722464.

The previous prime is 117306901. The next prime is 117306911. The reversal of 117306906 is 609603711.

It is an interprime number because it is at equal distance from previous prime (117306901) and next prime (117306911).

It is not an unprimeable number, because it can be changed into a prime (117306901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94291 + ... + 95526.

It is an arithmetic number, because the mean of its divisors is an integer number (14805804).

Almost surely, 2^117306906 is an apocalyptic number.

117306906 is an abundant number, since it is smaller than the sum of its proper divisors (119585958).

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

117306906 is a wasteful number, since it uses less digits than its factorization.

117306906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189925.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 117306906 is about 10830.8312700365. The cubic root of 117306906 is about 489.5246062593.

The spelling of 117306906 in words is "one hundred seventeen million, three hundred six thousand, nine hundred six".