117783944 has 32 divisors (see below), whose sum is σ = 224899200. Its totient is φ = 57819840.

The previous prime is 117783937. The next prime is 117783947. The reversal of 117783944 is 449387711.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 117783895 and 117783904.

It is not an unprimeable number, because it can be changed into a prime (117783947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143054 + ... + 143874.

It is an arithmetic number, because the mean of its divisors is an integer number (7028100).

Almost surely, 2^117783944 is an apocalyptic number.

It is an amenable number.

117783944 is a deficient number, since it is larger than the sum of its proper divisors (107115256).

117783944 is a wasteful number, since it uses less digits than its factorization.

117783944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133 (or 1129 counting only the distinct ones).

The product of its digits is 169344, while the sum is 44.

The square root of 117783944 is about 10852.8311513632. The cubic root of 117783944 is about 490.1872725795.

The spelling of 117783944 in words is "one hundred seventeen million, seven hundred eighty-three thousand, nine hundred forty-four".