117837456 has 80 divisors (see below), whose sum is σ = 337145088. Its totient is φ = 35164800.

The previous prime is 117837439. The next prime is 117837481. The reversal of 117837456 is 654738711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33711 + ... + 37041.

Almost surely, 2^117837456 is an apocalyptic number.

117837456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117837456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168572544).

117837456 is an abundant number, since it is smaller than the sum of its proper divisors (219307632).

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

117837456 is a wasteful number, since it uses less digits than its factorization.

117837456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420 (or 3414 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 117837456 is about 10855.2962188970. The cubic root of 117837456 is about 490.2614958537.

The spelling of 117837456 in words is "one hundred seventeen million, eight hundred thirty-seven thousand, four hundred fifty-six".