108388664 has 16 divisors (see below), whose sum is σ = 206674200. Its totient is φ = 53275552.

The previous prime is 108388663. The next prime is 108388691. The reversal of 108388664 is 466883801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108388663) 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, 114347 + ... + 115290.

Almost surely, 2^108388664 is an apocalyptic number.

It is an amenable number.

108388664 is a deficient number, since it is larger than the sum of its proper divisors (98285536).

108388664 is a wasteful number, since it uses less digits than its factorization.

108388664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229702 (or 229698 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 108388664 is about 10410.9876572782. The cubic root of 108388664 is about 476.7908961634.

The spelling of 108388664 in words is "one hundred eight million, three hundred eighty-eight thousand, six hundred sixty-four".