13326864 has 20 divisors (see below), whose sum is σ = 34427856. Its totient is φ = 4442272.

The previous prime is 13326857. The next prime is 13326877. The reversal of 13326864 is 46862331.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138774 + ... + 138869.

Almost surely, 2^13326864 is an apocalyptic number.

It is an amenable number.

13326864 is an abundant number, since it is smaller than the sum of its proper divisors (21100992).

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

13326864 is a wasteful number, since it uses less digits than its factorization.

13326864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277654 (or 277648 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 13326864 is about 3650.5977592718. The cubic root of 13326864 is about 237.0878628810.

The spelling of 13326864 in words is "thirteen million, three hundred twenty-six thousand, eight hundred sixty-four".