1252404844 has 12 divisors (see below), whose sum is σ = 2196507544. Its totient is φ = 624831264.

The previous prime is 1252404833. The next prime is 1252404851. The reversal of 1252404844 is 4484042521.

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, 340734 + ... + 344389.

Almost surely, 2^1252404844 is an apocalyptic number.

It is an amenable number.

1252404844 is a deficient number, since it is larger than the sum of its proper divisors (944102700).

1252404844 is a wasteful number, since it uses less digits than its factorization.

1252404844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685584 (or 685582 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 34.

The square root of 1252404844 is about 35389.3323474744. The cubic root of 1252404844 is about 1077.9077130561.

The spelling of 1252404844 in words is "one billion, two hundred fifty-two million, four hundred four thousand, eight hundred forty-four".