16317764 has 24 divisors (see below), whose sum is σ = 29984640. Its totient is φ = 7755264.

The previous prime is 16317733. The next prime is 16317779. The reversal of 16317764 is 46771361.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17297 + ... + 18215.

It is an arithmetic number, because the mean of its divisors is an integer number (1249360).

Almost surely, 2^16317764 is an apocalyptic number.

It is an amenable number.

16317764 is a deficient number, since it is larger than the sum of its proper divisors (13666876).

16317764 is a wasteful number, since it uses less digits than its factorization.

16317764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1137 counting only the distinct ones).

The product of its digits is 21168, while the sum is 35.

The square root of 16317764 is about 4039.5252196267. The cubic root of 16317764 is about 253.6414433691.

The spelling of 16317764 in words is "sixteen million, three hundred seventeen thousand, seven hundred sixty-four".