117445938 has 16 divisors (see below), whose sum is σ = 235768320. Its totient is φ = 39002576.

The previous prime is 117445919. The next prime is 117445963. The reversal of 117445938 is 839544711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117445938.

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, 34770 + ... + 37997.

It is an arithmetic number, because the mean of its divisors is an integer number (14735520).

Almost surely, 2^117445938 is an apocalyptic number.

117445938 is an abundant number, since it is smaller than the sum of its proper divisors (118322382).

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

117445938 is a wasteful number, since it uses less digits than its factorization.

117445938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73041.

The product of its digits is 120960, while the sum is 42.

The square root of 117445938 is about 10837.2477133265. The cubic root of 117445938 is about 489.7179245587.

The spelling of 117445938 in words is "one hundred seventeen million, four hundred forty-five thousand, nine hundred thirty-eight".