252796426 has 16 divisors (see below), whose sum is σ = 401836680. Its totient is φ = 118863360.

The previous prime is 252796399. The next prime is 252796433. The reversal of 252796426 is 624697252.

It can be written as a sum of positive squares in 4 ways, for example, as 252778201 + 18225 = 15899^2 + 135^2 .

It is an unprimeable number.

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, 52396 + ... + 57016.

Almost surely, 2^252796426 is an apocalyptic number.

252796426 is a deficient number, since it is larger than the sum of its proper divisors (149040254).

252796426 is a wasteful number, since it uses less digits than its factorization.

252796426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6249.

The product of its digits is 362880, while the sum is 43.

The square root of 252796426 is about 15899.5731389242. The cubic root of 252796426 is about 632.3006717738.

The spelling of 252796426 in words is "two hundred fifty-two million, seven hundred ninety-six thousand, four hundred twenty-six".