117964844 has 12 divisors (see below), whose sum is σ = 217303800. Its totient is φ = 55878048.

The previous prime is 117964817. The next prime is 117964883. The reversal of 117964844 is 448469711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 117964795 and 117964804.

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 3 ways as a sum of consecutive naturals, for example, 776009 + ... + 776160.

It is an arithmetic number, because the mean of its divisors is an integer number (18108650).

Almost surely, 2^117964844 is an apocalyptic number.

It is an amenable number.

117964844 is a deficient number, since it is larger than the sum of its proper divisors (99338956).

117964844 is a wasteful number, since it uses less digits than its factorization.

117964844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552192 (or 1552190 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 117964844 is about 10861.1621845915. The cubic root of 117964844 is about 490.4380977085.

The spelling of 117964844 in words is "one hundred seventeen million, nine hundred sixty-four thousand, eight hundred forty-four".