126306244 has 12 divisors (see below), whose sum is σ = 221207868. Its totient is φ = 63104000.

The previous prime is 126306233. The next prime is 126306251. The reversal of 126306244 is 442603621.

It can be written as a sum of positive squares in 2 ways, for example, as 73307844 + 52998400 = 8562^2 + 7280^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6157 + ... + 17044.

It is an arithmetic number, because the mean of its divisors is an integer number (18433989).

Almost surely, 2^126306244 is an apocalyptic number.

It is an amenable number.

126306244 is a deficient number, since it is larger than the sum of its proper divisors (94901624).

126306244 is a wasteful number, since it uses less digits than its factorization.

126306244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24566 (or 24564 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 126306244 is about 11238.6050735845. The cubic root of 126306244 is about 501.7356268940.

Adding to 126306244 its reverse (442603621), we get a palindrome (568909865).

The spelling of 126306244 in words is "one hundred twenty-six million, three hundred six thousand, two hundred forty-four".