13374664 has 16 divisors (see below), whose sum is σ = 25116300. Its totient is φ = 6676992.

The previous prime is 13374659. The next prime is 13374667. The reversal of 13374664 is 46647331.

It can be written as a sum of positive squares in 2 ways, for example, as 9922500 + 3452164 = 3150^2 + 1858^2 .

It is a super-2 number, since 2×13374664² = 357763274225792, which contains 22 as substring.

Its product of digits (36288) is a multiple of the sum of its prime factors (2592).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13374667) 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, 9664 + ... + 10960.

Almost surely, 2^13374664 is an apocalyptic number.

It is an amenable number.

13374664 is a deficient number, since it is larger than the sum of its proper divisors (11741636).

13374664 is a wasteful number, since it uses less digits than its factorization.

13374664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2592 (or 2588 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The square root of 13374664 is about 3657.1387723191. The cubic root of 13374664 is about 237.3709821882.

The spelling of 13374664 in words is "thirteen million, three hundred seventy-four thousand, six hundred sixty-four".