16413725 has 12 divisors (see below), whose sum is σ = 21010560. Its totient is φ = 12706800.

The previous prime is 16413707. The next prime is 16413737. The reversal of 16413725 is 52731461.

It is not a de Polignac number, because 16413725 - 2¹⁴ = 16397341 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9815 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (1750880).

Almost surely, 2^16413725 is an apocalyptic number.

It is an amenable number.

16413725 is a deficient number, since it is larger than the sum of its proper divisors (4596835).

16413725 is a wasteful number, since it uses less digits than its factorization.

16413725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21220 (or 21215 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 16413725 is about 4051.3855654578. The cubic root of 16413725 is about 254.1376741393.

The spelling of 16413725 in words is "sixteen million, four hundred thirteen thousand, seven hundred twenty-five".