16772304 has 20 divisors (see below), whose sum is σ = 43328576. Its totient is φ = 5590752.

The previous prime is 16772297. The next prime is 16772309. The reversal of 16772304 is 40327761.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16772309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174664 + ... + 174759.

Almost surely, 2^16772304 is an apocalyptic number.

It is an amenable number.

16772304 is an abundant number, since it is smaller than the sum of its proper divisors (26556272).

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

16772304 is a wasteful number, since it uses less digits than its factorization.

16772304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349434 (or 349428 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 16772304 is about 4095.4003467305. The cubic root of 16772304 is about 255.9750138374.

The spelling of 16772304 in words is "sixteen million, seven hundred seventy-two thousand, three hundred four".