16332944 has 20 divisors (see below), whose sum is σ = 33021696. Its totient is φ = 7811232.

The previous prime is 16332931. The next prime is 16332961. The reversal of 16332944 is 44923361.

It is a self number, because there is not a number n which added to its sum of digits gives 16332944.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21824 + ... + 22559.

Almost surely, 2^16332944 is an apocalyptic number.

It is an amenable number.

16332944 is an abundant number, since it is smaller than the sum of its proper divisors (16688752).

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

16332944 is a wasteful number, since it uses less digits than its factorization.

16332944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44414 (or 44408 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 16332944 is about 4041.4037165322. The cubic root of 16332944 is about 253.7200710493.

The spelling of 16332944 in words is "sixteen million, three hundred thirty-two thousand, nine hundred forty-four".