117959644 has 24 divisors (see below), whose sum is σ = 229017600. Its totient is φ = 52708080.

The previous prime is 117959629. The next prime is 117959669. The reversal of 117959644 is 446959711.

It is a super-2 number, since 2×117959644² = 27828955225213472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117959594 and 117959603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20124 + ... + 25315.

It is an arithmetic number, because the mean of its divisors is an integer number (9542400).

Almost surely, 2^117959644 is an apocalyptic number.

It is an amenable number.

117959644 is a deficient number, since it is larger than the sum of its proper divisors (111057956).

117959644 is a wasteful number, since it uses less digits than its factorization.

117959644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45513 (or 45511 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 117959644 is about 10860.9227968898. The cubic root of 117959644 is about 490.4308912801.

The spelling of 117959644 in words is "one hundred seventeen million, nine hundred fifty-nine thousand, six hundred forty-four".