1252257952 has 24 divisors (see below), whose sum is σ = 2689509312. Its totient is φ = 569208000.

The previous prime is 1252257901. The next prime is 1252258009. The reversal of 1252257952 is 2597522521.

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 3 ways as a sum of consecutive naturals, for example, 1778424 + ... + 1779127.

It is an arithmetic number, because the mean of its divisors is an integer number (112062888).

Almost surely, 2^1252257952 is an apocalyptic number.

It is an amenable number.

1252257952 is an abundant number, since it is smaller than the sum of its proper divisors (1437251360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252257952 is a wasteful number, since it uses less digits than its factorization.

1252257952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557572 (or 3557564 counting only the distinct ones).

The product of its digits is 126000, while the sum is 40.

The square root of 1252257952 is about 35387.2569154491. The cubic root of 1252257952 is about 1077.8655695455.

The spelling of 1252257952 in words is "one billion, two hundred fifty-two million, two hundred fifty-seven thousand, nine hundred fifty-two".