16006256 has 40 divisors (see below), whose sum is σ = 35649504. Its totient is φ = 6819840.

The previous prime is 16006213. The next prime is 16006259. The reversal of 16006256 is 65260061.

16006256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16006256² = 512400462275072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16006259) 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, 26696 + ... + 27288.

Almost surely, 2^16006256 is an apocalyptic number.

16006256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16006256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17824752).

16006256 is an abundant number, since it is smaller than the sum of its proper divisors (19643248).

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

16006256 is a wasteful number, since it uses less digits than its factorization.

16006256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 16006256 is about 4000.7819235744. The cubic root of 16006256 is about 252.0170476415.

The spelling of 16006256 in words is "sixteen million, six thousand, two hundred fifty-six".