16654164 has 12 divisors (see below), whose sum is σ = 38859744. Its totient is φ = 5551384.

The previous prime is 16654153. The next prime is 16654189. The reversal of 16654164 is 46145661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×16654164² = 554722357077792, which contains 22 as substring.

It is a congruent number.

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, 693912 + ... + 693935.

It is an arithmetic number, because the mean of its divisors is an integer number (3238312).

Almost surely, 2^16654164 is an apocalyptic number.

It is an amenable number.

16654164 is an abundant number, since it is smaller than the sum of its proper divisors (22205580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16654164 is a wasteful number, since it uses less digits than its factorization.

16654164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387854 (or 1387852 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 16654164 is about 4080.9513596709. The cubic root of 16654164 is about 255.3725887436.

The spelling of 16654164 in words is "sixteen million, six hundred fifty-four thousand, one hundred sixty-four".