16056738 has 32 divisors (see below), whose sum is σ = 37782720. Its totient is φ = 5037120.

The previous prime is 16056709. The next prime is 16056739. The reversal of 16056738 is 83765061.

16056738 is a `hidden beast` number, since 1 + 60 + 567 + 38 = 666.

It is not an unprimeable number, because it can be changed into a prime (16056739) 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, 7828 + ... + 9663.

It is an arithmetic number, because the mean of its divisors is an integer number (1180710).

Almost surely, 2^16056738 is an apocalyptic number.

16056738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16056738 is an abundant number, since it is smaller than the sum of its proper divisors (21725982).

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

16056738 is a wasteful number, since it uses less digits than its factorization.

16056738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17519 (or 17513 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 16056738 is about 4007.0859736222. The cubic root of 16056738 is about 252.2817144285.

The spelling of 16056738 in words is "sixteen million, fifty-six thousand, seven hundred thirty-eight".