1252500804 has 36 divisors (see below), whose sum is σ = 3167633196. Its totient is φ = 417290688.

The previous prime is 1252500787. The next prime is 1252500817. The reversal of 1252500804 is 4080052521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 806446404 + 446054400 = 28398^2 + 21120^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74962 + ... + 90134.

It is an arithmetic number, because the mean of its divisors is an integer number (87989811).

Almost surely, 2^1252500804 is an apocalyptic number.

It is an amenable number.

1252500804 is an abundant number, since it is smaller than the sum of its proper divisors (1915132392).

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

1252500804 is a wasteful number, since it uses less digits than its factorization.

1252500804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17476 (or 17471 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 1252500804 is about 35390.6880972947. The cubic root of 1252500804 is about 1077.9352423285.

The spelling of 1252500804 in words is "one billion, two hundred fifty-two million, five hundred thousand, eight hundred four".