13957696 has 21 divisors (see below), whose sum is σ = 27756739. Its totient is φ = 6963904.

The previous prime is 13957679. The next prime is 13957703. The reversal of 13957696 is 69675931.

The square root of 13957696 is 3736.

It is a perfect power (a square), and thus also a powerful number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 29655 + ... + 30121.

Almost surely, 2^13957696 is an apocalyptic number.

13957696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

13957696 is the 3736-th square number.

It is an amenable number.

13957696 is a deficient number, since it is larger than the sum of its proper divisors (13799043).

13957696 is an frugal number, since it uses more digits than its factorization.

13957696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946 (or 469 counting only the distinct ones).

The product of its digits is 306180, while the sum is 46.

The cubic root of 13957696 is about 240.7712227801.

The spelling of 13957696 in words is "thirteen million, nine hundred fifty-seven thousand, six hundred ninety-six".