13390984 has 16 divisors (see below), whose sum is σ = 25358220. Its totient is φ = 6628800.

The previous prime is 13390981. The next prime is 13390987. The reversal of 13390984 is 48909331.

It is an interprime number because it is at equal distance from previous prime (13390981) and next prime (13390987).

It can be written as a sum of positive squares in 2 ways, for example, as 11492100 + 1898884 = 3390^2 + 1378^2 .

It is not an unprimeable number, because it can be changed into a prime (13390981) 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, 7479 + ... + 9094.

Almost surely, 2^13390984 is an apocalyptic number.

It is an amenable number.

13390984 is a deficient number, since it is larger than the sum of its proper divisors (11967236).

13390984 is a wasteful number, since it uses less digits than its factorization.

13390984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16680 (or 16676 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 13390984 is about 3659.3693445729. The cubic root of 13390984 is about 237.4674910259.

The spelling of 13390984 in words is "thirteen million, three hundred ninety thousand, nine hundred eighty-four".