117288832 has 16 divisors (see below), whose sum is σ = 233661600. Its totient is φ = 58644352.

The previous prime is 117288827. The next prime is 117288833. The reversal of 117288832 is 238882711.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×117288832² = 27513340223848448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117288833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458032 + ... + 458287.

It is an arithmetic number, because the mean of its divisors is an integer number (14603850).

Almost surely, 2^117288832 is an apocalyptic number.

It is an amenable number.

117288832 is a deficient number, since it is larger than the sum of its proper divisors (116372768).

117288832 is an frugal number, since it uses more digits than its factorization.

117288832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916333 (or 916321 counting only the distinct ones).

The product of its digits is 43008, while the sum is 40.

The square root of 117288832 is about 10829.9968605720. The cubic root of 117288832 is about 489.4994638857.

The spelling of 117288832 in words is "one hundred seventeen million, two hundred eighty-eight thousand, eight hundred thirty-two".