16625256 has 48 divisors (see below), whose sum is σ = 42492000. Its totient is φ = 5420448.

The previous prime is 16625243. The next prime is 16625261. The reversal of 16625256 is 65252661.

It is a happy 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, 83445 + ... + 83643.

It is an arithmetic number, because the mean of its divisors is an integer number (885250).

Almost surely, 2^16625256 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 16625256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21246000).

16625256 is an abundant number, since it is smaller than the sum of its proper divisors (25866744).

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

16625256 is a wasteful number, since it uses less digits than its factorization.

16625256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 263 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 16625256 is about 4077.4080001884. The cubic root of 16625256 is about 255.2247461124.

The spelling of 16625256 in words is "sixteen million, six hundred twenty-five thousand, two hundred fifty-six".