14639364 has 18 divisors (see below), whose sum is σ = 37005150. Its totient is φ = 4879776.

The previous prime is 14639353. The next prime is 14639407. The reversal of 14639364 is 46393641.

14639364 is a `hidden beast` number, since 14 + 639 + 3 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14379264 + 260100 = 3792^2 + 510^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 406649 = 14639364 / (1 + 4 + 6 + 3 + 9 + 3 + 6 + 4).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203289 + ... + 203360.

Almost surely, 2^14639364 is an apocalyptic number.

It is an amenable number.

14639364 is an abundant number, since it is smaller than the sum of its proper divisors (22365786).

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

14639364 is a wasteful number, since it uses less digits than its factorization.

14639364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406659 (or 406654 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 14639364 is about 3826.1421824078. The cubic root of 14639364 is about 244.6286975986.

The spelling of 14639364 in words is "fourteen million, six hundred thirty-nine thousand, three hundred sixty-four".