117646436 has 12 divisors (see below), whose sum is σ = 205982700. Its totient is φ = 58794240.

The previous prime is 117646433. The next prime is 117646453. The reversal of 117646436 is 634646711.

It can be written as a sum of positive squares in 2 ways, for example, as 42823936 + 74822500 = 6544^2 + 8650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117646436.

It is not an unprimeable number, because it can be changed into a prime (117646433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3740 + ... + 15788.

It is an arithmetic number, because the mean of its divisors is an integer number (17165225).

Almost surely, 2^117646436 is an apocalyptic number.

It is an amenable number.

117646436 is a deficient number, since it is larger than the sum of its proper divisors (88336264).

117646436 is a wasteful number, since it uses less digits than its factorization.

117646436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14494 (or 14492 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 117646436 is about 10846.4941801487. The cubic root of 117646436 is about 489.9964403462.

The spelling of 117646436 in words is "one hundred seventeen million, six hundred forty-six thousand, four hundred thirty-six".