126222056 has 16 divisors (see below), whose sum is σ = 237478500. Its totient is φ = 62894464.

The previous prime is 126222043. The next prime is 126222077. The reversal of 126222056 is 650222621.

It can be written as a sum of positive squares in 2 ways, for example, as 80389156 + 45832900 = 8966^2 + 6770^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24581 + ... + 29268.

Almost surely, 2^126222056 is an apocalyptic number.

It is an amenable number.

126222056 is a deficient number, since it is larger than the sum of its proper divisors (111256444).

126222056 is a wasteful number, since it uses less digits than its factorization.

126222056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54148 (or 54144 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 126222056 is about 11234.8589666270. The cubic root of 126222056 is about 501.6241267127.

Adding to 126222056 its reverse (650222621), we get a palindrome (776444677).

The spelling of 126222056 in words is "one hundred twenty-six million, two hundred twenty-two thousand, fifty-six".