117764672 has 14 divisors (see below), whose sum is σ = 233689398. Its totient is φ = 58882304.

The previous prime is 117764671. The next prime is 117764707. The reversal of 117764672 is 276467711.

It can be written as a sum of positive squares in only one way, i.e., 87909376 + 29855296 = 9376^2 + 5464^2 .

It is not an unprimeable number, because it can be changed into a prime (117764671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 919973 + ... + 920100.

Almost surely, 2^117764672 is an apocalyptic number.

It is an amenable number.

117764672 is a deficient number, since it is larger than the sum of its proper divisors (115924726).

117764672 is an equidigital number, since it uses as much as digits as its factorization.

117764672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840085 (or 1840075 counting only the distinct ones).

The product of its digits is 98784, while the sum is 41.

The square root of 117764672 is about 10851.9432361214. The cubic root of 117764672 is about 490.1605360423.

The spelling of 117764672 in words is "one hundred seventeen million, seven hundred sixty-four thousand, six hundred seventy-two".