16472904 has 64 divisors (see below), whose sum is σ = 48599040. Its totient is φ = 4553280.

The previous prime is 16472903. The next prime is 16472917. The reversal of 16472904 is 40927461.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (16472903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3627 + ... + 6789.

It is an arithmetic number, because the mean of its divisors is an integer number (759360).

Almost surely, 2^16472904 is an apocalyptic number.

16472904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16472904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24299520).

16472904 is an abundant number, since it is smaller than the sum of its proper divisors (32126136).

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

16472904 is a wasteful number, since it uses less digits than its factorization.

16472904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210 (or 3206 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 16472904 is about 4058.6825448660. The cubic root of 16472904 is about 254.4427353942.

The spelling of 16472904 in words is "sixteen million, four hundred seventy-two thousand, nine hundred four".