126010256 has 40 divisors (see below), whose sum is σ = 263413944. Its totient is φ = 58173440.

The previous prime is 126010231. The next prime is 126010267. The reversal of 126010256 is 652010621.

It can be written as a sum of positive squares in 4 ways, for example, as 27206656 + 98803600 = 5216^2 + 9940^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10046 + ... + 18786.

Almost surely, 2^126010256 is an apocalyptic number.

126010256 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 126010256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131706972).

126010256 is an abundant number, since it is smaller than the sum of its proper divisors (137403688).

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

126010256 is a wasteful number, since it uses less digits than its factorization.

126010256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8819 (or 8813 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 126010256 is about 11225.4289895754. The cubic root of 126010256 is about 501.3433953453.

Adding to 126010256 its reverse (652010621), we get a palindrome (778020877).

The spelling of 126010256 in words is "one hundred twenty-six million, ten thousand, two hundred fifty-six".