13975516 has 24 divisors (see below), whose sum is σ = 25215344. Its totient is φ = 6773760.

The previous prime is 13975499. The next prime is 13975519. The reversal of 13975516 is 61557931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13975519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32986 + ... + 33406.

Almost surely, 2^13975516 is an apocalyptic number.

It is an amenable number.

13975516 is a deficient number, since it is larger than the sum of its proper divisors (11239828).

13975516 is a wasteful number, since it uses less digits than its factorization.

13975516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 659 counting only the distinct ones).

The product of its digits is 28350, while the sum is 37.

The square root of 13975516 is about 3738.3841429152. The cubic root of 13975516 is about 240.8736446160.

The spelling of 13975516 in words is "thirteen million, nine hundred seventy-five thousand, five hundred sixteen".