16333972 has 12 divisors (see below), whose sum is σ = 28774816. Its totient is φ = 8112600.

The previous prime is 16333963. The next prime is 16333981. The reversal of 16333972 is 27933361.

It is an interprime number because it is at equal distance from previous prime (16333963) and next prime (16333981).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12918 + ... + 14125.

Almost surely, 2^16333972 is an apocalyptic number.

It is an amenable number.

16333972 is a deficient number, since it is larger than the sum of its proper divisors (12440844).

16333972 is a wasteful number, since it uses less digits than its factorization.

16333972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27198 (or 27196 counting only the distinct ones).

The product of its digits is 20412, while the sum is 34.

The square root of 16333972 is about 4041.5308980633. The cubic root of 16333972 is about 253.7253940080.

The spelling of 16333972 in words is "sixteen million, three hundred thirty-three thousand, nine hundred seventy-two".