126056256 has 112 divisors (see below), whose sum is σ = 347715840. Its totient is φ = 40273920.

The previous prime is 126056251. The next prime is 126056257. The reversal of 126056256 is 652650621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126056251) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 550350 + ... + 550578.

Almost surely, 2^126056256 is an apocalyptic number.

126056256 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 126056256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173857920).

126056256 is an abundant number, since it is smaller than the sum of its proper divisors (221659584).

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

126056256 is a wasteful number, since it uses less digits than its factorization.

126056256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 342 counting only the distinct ones).

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

The square root of 126056256 is about 11227.4777220888. The cubic root of 126056256 is about 501.4043930007.

The spelling of 126056256 in words is "one hundred twenty-six million, fifty-six thousand, two hundred fifty-six".