126288794 has 16 divisors (see below), whose sum is σ = 196338600. Its totient is φ = 60850944.

The previous prime is 126288793. The next prime is 126288803. The reversal of 126288794 is 497882621.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45738169 + 80550625 = 6763^2 + 8975^2 .

It is not an unprimeable number, because it can be changed into a prime (126288793) 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 7 ways as a sum of consecutive naturals, for example, 34022 + ... + 37550.

Almost surely, 2^126288794 is an apocalyptic number.

126288794 is a deficient number, since it is larger than the sum of its proper divisors (70049806).

126288794 is a wasteful number, since it uses less digits than its factorization.

126288794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177.

The product of its digits is 387072, while the sum is 47.

The square root of 126288794 is about 11237.8287048700. The cubic root of 126288794 is about 501.7125198550.

The spelling of 126288794 in words is "one hundred twenty-six million, two hundred eighty-eight thousand, seven hundred ninety-four".