16628364 has 36 divisors (see below), whose sum is σ = 42375424. Its totient is φ = 5497632.

The previous prime is 16628351. The next prime is 16628387. The reversal of 16628364 is 46382661.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2754 + ... + 6390.

Almost surely, 2^16628364 is an apocalyptic number.

It is an amenable number.

16628364 is an abundant number, since it is smaller than the sum of its proper divisors (25747060).

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

16628364 is a wasteful number, since it uses less digits than its factorization.

16628364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774 (or 3769 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 16628364 is about 4077.7891068568. The cubic root of 16628364 is about 255.2406494081.

The spelling of 16628364 in words is "sixteen million, six hundred twenty-eight thousand, three hundred sixty-four".