14640004 has 24 divisors (see below), whose sum is σ = 26208728. Its totient is φ = 7153920.

The previous prime is 14639971. The next prime is 14640023. The reversal of 14640004 is 40004641.

It can be written as a sum of positive squares in 4 ways, for example, as 123904 + 14516100 = 352^2 + 3810^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52714 + ... + 52990.

Almost surely, 2^14640004 is an apocalyptic number.

It is an amenable number.

14640004 is a deficient number, since it is larger than the sum of its proper divisors (11568724).

14640004 is a wasteful number, since it uses less digits than its factorization.

14640004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 14640004 is about 3826.2258166501. The cubic root of 14640004 is about 244.6322624184.

Adding to 14640004 its reverse (40004641), we get a palindrome (54644645).

The spelling of 14640004 in words is "fourteen million, six hundred forty thousand, four".