16166256 has 40 divisors (see below), whose sum is σ = 42080640. Its totient is φ = 5347776.

The previous prime is 16166243. The next prime is 16166257. The reversal of 16166256 is 65266161.

It is a super-2 number, since 2×16166256² = 522695666115072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16166257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5461 + ... + 7883.

It is an arithmetic number, because the mean of its divisors is an integer number (1052016).

Almost surely, 2^16166256 is an apocalyptic number.

16166256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16166256 is an abundant number, since it is smaller than the sum of its proper divisors (25914384).

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

16166256 is a wasteful number, since it uses less digits than its factorization.

16166256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573 (or 2567 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 16166256 is about 4020.7282922376. The cubic root of 16166256 is about 252.8539935678.

The spelling of 16166256 in words is "sixteen million, one hundred sixty-six thousand, two hundred fifty-six".