13442864 has 10 divisors (see below), whose sum is σ = 26045580. Its totient is φ = 6721424.

The previous prime is 13442857. The next prime is 13442873. The reversal of 13442864 is 46824431.

13442864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13442864.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420074 + ... + 420105.

It is an arithmetic number, because the mean of its divisors is an integer number (2604558).

Almost surely, 2^13442864 is an apocalyptic number.

It is an amenable number.

13442864 is a deficient number, since it is larger than the sum of its proper divisors (12602716).

13442864 is an equidigital number, since it uses as much as digits as its factorization.

13442864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840187 (or 840181 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 13442864 is about 3666.4511451811. The cubic root of 13442864 is about 237.7737651972.

The spelling of 13442864 in words is "thirteen million, four hundred forty-two thousand, eight hundred sixty-four".