13664984 has 16 divisors (see below), whose sum is σ = 25735320. Its totient is φ = 6802240.

The previous prime is 13664969. The next prime is 13664999. The reversal of 13664984 is 48946631.

It is an interprime number because it is at equal distance from previous prime (13664969) and next prime (13664999).

It is a congruent number.

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, 1802 + ... + 5529.

Almost surely, 2^13664984 is an apocalyptic number.

It is an amenable number.

13664984 is a deficient number, since it is larger than the sum of its proper divisors (12070336).

13664984 is a wasteful number, since it uses less digits than its factorization.

13664984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7566 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 13664984 is about 3696.6179137152. The cubic root of 13664984 is about 239.0762173541.

The spelling of 13664984 in words is "thirteen million, six hundred sixty-four thousand, nine hundred eighty-four".