16490944 has 14 divisors (see below), whose sum is σ = 32724344. Its totient is φ = 8245440.

The previous prime is 16490941. The next prime is 16490959. The reversal of 16490944 is 44909461.

16490944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16490944² = 543902468022272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16490941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128772 + ... + 128899.

Almost surely, 2^16490944 is an apocalyptic number.

It is an amenable number.

16490944 is a deficient number, since it is larger than the sum of its proper divisors (16233400).

16490944 is an equidigital number, since it uses as much as digits as its factorization.

16490944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257683 (or 257673 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 16490944 is about 4060.9043327811. The cubic root of 16490944 is about 254.5355842802.

The spelling of 16490944 in words is "sixteen million, four hundred ninety thousand, nine hundred forty-four".