16413904 has 80 divisors (see below), whose sum is σ = 36997632. Its totient is φ = 6994944.

The previous prime is 16413889. The next prime is 16413931. The reversal of 16413904 is 40931461.

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 15 ways as a sum of consecutive naturals, for example, 224812 + ... + 224884.

Almost surely, 2^16413904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16413904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18498816).

16413904 is an abundant number, since it is smaller than the sum of its proper divisors (20583728).

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

16413904 is a wasteful number, since it uses less digits than its factorization.

16413904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16413904 is about 4051.4076566053. The cubic root of 16413904 is about 254.1385979694.

The spelling of 16413904 in words is "sixteen million, four hundred thirteen thousand, nine hundred four".