117565764 has 24 divisors (see below), whose sum is σ = 283170048. Its totient is φ = 37924320.

The previous prime is 117565759. The next prime is 117565793. The reversal of 117565764 is 467565711.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157647 + ... + 158390.

It is an arithmetic number, because the mean of its divisors is an integer number (11798752).

Almost surely, 2^117565764 is an apocalyptic number.

It is an amenable number.

117565764 is an abundant number, since it is smaller than the sum of its proper divisors (165604284).

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

117565764 is a wasteful number, since it uses less digits than its factorization.

117565764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316075 (or 316073 counting only the distinct ones).

The product of its digits is 176400, while the sum is 42.

The square root of 117565764 is about 10842.7747371233. The cubic root of 117565764 is about 489.8844153306.

The spelling of 117565764 in words is "one hundred seventeen million, five hundred sixty-five thousand, seven hundred sixty-four".