13616516 has 12 divisors (see below), whose sum is σ = 23860032. Its totient is φ = 6799368.

The previous prime is 13616503. The next prime is 13616527. The reversal of 13616516 is 61561631.

13616516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2201 + ... + 5663.

It is an arithmetic number, because the mean of its divisors is an integer number (1988336).

Almost surely, 2^13616516 is an apocalyptic number.

It is an amenable number.

13616516 is a deficient number, since it is larger than the sum of its proper divisors (10243516).

13616516 is a wasteful number, since it uses less digits than its factorization.

13616516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450 (or 4448 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 13616516 is about 3690.0563681331. The cubic root of 13616516 is about 238.7932246328.

The spelling of 13616516 in words is "thirteen million, six hundred sixteen thousand, five hundred sixteen".