16830644 has 12 divisors (see below), whose sum is σ = 30403968. Its totient is φ = 8143800.

The previous prime is 16830617. The next prime is 16830679. The reversal of 16830644 is 44603861.

It is a self number, because there is not a number n which added to its sum of digits gives 16830644.

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, 67742 + ... + 67989.

It is an arithmetic number, because the mean of its divisors is an integer number (2533664).

Almost surely, 2^16830644 is an apocalyptic number.

It is an amenable number.

16830644 is a deficient number, since it is larger than the sum of its proper divisors (13573324).

16830644 is a wasteful number, since it uses less digits than its factorization.

16830644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135766 (or 135764 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 16830644 is about 4102.5167885092. The cubic root of 16830644 is about 256.2714609034.

The spelling of 16830644 in words is "sixteen million, eight hundred thirty thousand, six hundred forty-four".