126256244 has 12 divisors (see below), whose sum is σ = 221291364. Its totient is φ = 63030144.

The previous prime is 126256243. The next prime is 126256253. The reversal of 126256244 is 442652621.

It can be written as a sum of positive squares in 2 ways, for example, as 71199844 + 55056400 = 8438^2 + 7420^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 126256244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126256243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21557 + ... + 26780.

It is an arithmetic number, because the mean of its divisors is an integer number (18440947).

Almost surely, 2^126256244 is an apocalyptic number.

It is an amenable number.

126256244 is a deficient number, since it is larger than the sum of its proper divisors (95035120).

126256244 is a wasteful number, since it uses less digits than its factorization.

126256244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48994 (or 48992 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 126256244 is about 11236.3803780399. The cubic root of 126256244 is about 501.6694119243.

The spelling of 126256244 in words is "one hundred twenty-six million, two hundred fifty-six thousand, two hundred forty-four".