1252858804 has 12 divisors (see below), whose sum is σ = 2193597700. Its totient is φ = 626116608.

The previous prime is 1252858799. The next prime is 1252858811. The reversal of 1252858804 is 4088582521.

It can be written as a sum of positive squares in 2 ways, for example, as 917968804 + 334890000 = 30298^2 + 18300^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 69069 + ... + 85300.

Almost surely, 2^1252858804 is an apocalyptic number.

It is an amenable number.

1252858804 is a deficient number, since it is larger than the sum of its proper divisors (940738896).

1252858804 is a wasteful number, since it uses less digits than its factorization.

1252858804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156402 (or 156400 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 43.

The square root of 1252858804 is about 35395.7455635561. The cubic root of 1252858804 is about 1078.0379339607.

The spelling of 1252858804 in words is "one billion, two hundred fifty-two million, eight hundred fifty-eight thousand, eight hundred four".