16534256 has 40 divisors (see below), whose sum is σ = 34052880. Its totient is φ = 7755264.

The previous prime is 16534249. The next prime is 16534279. The reversal of 16534256 is 65243561.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41450 + ... + 41846.

It is an arithmetic number, because the mean of its divisors is an integer number (851322).

Almost surely, 2^16534256 is an apocalyptic number.

16534256 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 16534256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17026440).

16534256 is an abundant number, since it is smaller than the sum of its proper divisors (17518624).

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

16534256 is a wasteful number, since it uses less digits than its factorization.

16534256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 555 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 16534256 is about 4066.2336381472. The cubic root of 16534256 is about 254.7582278457.

The spelling of 16534256 in words is "sixteen million, five hundred thirty-four thousand, two hundred fifty-six".