16672344 has 32 divisors (see below), whose sum is σ = 44887920. Its totient is φ = 5129856.

The previous prime is 16672343. The next prime is 16672349. The reversal of 16672344 is 44327661.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16672343) 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, 26407 + ... + 27030.

Almost surely, 2^16672344 is an apocalyptic number.

It is an amenable number.

16672344 is an abundant number, since it is smaller than the sum of its proper divisors (28215576).

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

16672344 is a wasteful number, since it uses less digits than its factorization.

16672344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53459 (or 53455 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 16672344 is about 4083.1781739229. The cubic root of 16672344 is about 255.4654781324.

The spelling of 16672344 in words is "sixteen million, six hundred seventy-two thousand, three hundred forty-four".