13347944 has 16 divisors (see below), whose sum is σ = 25500420. Its totient is φ = 6547840.

The previous prime is 13347923. The next prime is 13347967. The reversal of 13347944 is 44974331.

13347944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13032100 + 315844 = 3610^2 + 562^2 .

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, 15317 + ... + 16164.

Almost surely, 2^13347944 is an apocalyptic number.

It is an amenable number.

13347944 is a deficient number, since it is larger than the sum of its proper divisors (12152476).

13347944 is a wasteful number, since it uses less digits than its factorization.

13347944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31540 (or 31536 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 13347944 is about 3653.4838168521. The cubic root of 13347944 is about 237.2128029853.

The spelling of 13347944 in words is "thirteen million, three hundred forty-seven thousand, nine hundred forty-four".