117398664 has 48 divisors (see below), whose sum is σ = 318465420. Its totient is φ = 39070080.

The previous prime is 117398653. The next prime is 117398711. The reversal of 117398664 is 466893711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115734564 + 1664100 = 10758^2 + 1290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72714 + ... + 74310.

Almost surely, 2^117398664 is an apocalyptic number.

It is an amenable number.

117398664 is an abundant number, since it is smaller than the sum of its proper divisors (201066756).

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

117398664 is a wasteful number, since it uses less digits than its factorization.

117398664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630 (or 2623 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 117398664 is about 10835.0664049649. The cubic root of 117398664 is about 489.6522091255.

The spelling of 117398664 in words is "one hundred seventeen million, three hundred ninety-eight thousand, six hundred sixty-four".