117445764 has 48 divisors (see below), whose sum is σ = 289446080. Its totient is φ = 36961920.

The previous prime is 117445753. The next prime is 117445777. The reversal of 117445764 is 467544711.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84354 + ... + 85734.

Almost surely, 2^117445764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117445764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144723040).

117445764 is an abundant number, since it is smaller than the sum of its proper divisors (172000316).

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

117445764 is a wasteful number, since it uses less digits than its factorization.

117445764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1778 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 117445764 is about 10837.2396854550. The cubic root of 117445764 is about 489.7176827142.

The spelling of 117445764 in words is "one hundred seventeen million, four hundred forty-five thousand, seven hundred sixty-four".