117339920 has 40 divisors (see below), whose sum is σ = 273357504. Its totient is φ = 46842752.

The previous prime is 117339889. The next prime is 117339923. The reversal of 117339920 is 29933711.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (117339923) 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, 50627 + ... + 52893.

Almost surely, 2^117339920 is an apocalyptic number.

117339920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117339920 is an abundant number, since it is smaller than the sum of its proper divisors (156017584).

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

117339920 is a wasteful number, since it uses less digits than its factorization.

117339920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927 (or 2921 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 117339920 is about 10832.3552378973. The cubic root of 117339920 is about 489.5705246968.

The spelling of 117339920 in words is "one hundred seventeen million, three hundred thirty-nine thousand, nine hundred twenty".