16608965 has 16 divisors (see below), whose sum is σ = 20716608. Its totient is φ = 12773376.

The previous prime is 16608941. The next prime is 16608973. The reversal of 16608965 is 56980661.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16608965 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13829 + ... + 14981.

It is an arithmetic number, because the mean of its divisors is an integer number (1294788).

Almost surely, 2^16608965 is an apocalyptic number.

It is an amenable number.

16608965 is a deficient number, since it is larger than the sum of its proper divisors (4107643).

16608965 is a wasteful number, since it uses less digits than its factorization.

16608965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 16608965 is about 4075.4097953457. The cubic root of 16608965 is about 255.1413544106.

The spelling of 16608965 in words is "sixteen million, six hundred eight thousand, nine hundred sixty-five".