16372668 has 24 divisors (see below), whose sum is σ = 41141968. Its totient is φ = 5037696.

The previous prime is 16372667. The next prime is 16372673. The reversal of 16372668 is 86627361.

It is a super-4 number, since 4×16372668⁴ (a number of 30 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16372667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52321 + ... + 52632.

Almost surely, 2^16372668 is an apocalyptic number.

It is an amenable number.

16372668 is an abundant number, since it is smaller than the sum of its proper divisors (24769300).

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

16372668 is a wasteful number, since it uses less digits than its factorization.

16372668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104973 (or 104971 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 16372668 is about 4046.3153609179. The cubic root of 16372668 is about 253.9255987265.

The spelling of 16372668 in words is "sixteen million, three hundred seventy-two thousand, six hundred sixty-eight".