251876252 has 12 divisors (see below), whose sum is σ = 455983080. Its totient is φ = 121595376.

The previous prime is 251876237. The next prime is 251876269. The reversal of 251876252 is 252678152.

251876252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (38) 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, 1085558 + ... + 1085789.

It is an arithmetic number, because the mean of its divisors is an integer number (37998590).

Almost surely, 2^251876252 is an apocalyptic number.

It is an amenable number.

251876252 is a deficient number, since it is larger than the sum of its proper divisors (204106828).

251876252 is a wasteful number, since it uses less digits than its factorization.

251876252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171380 (or 2171378 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 251876252 is about 15870.6096921322. The cubic root of 251876252 is about 631.5325517171.

The spelling of 251876252 in words is "two hundred fifty-one million, eight hundred seventy-six thousand, two hundred fifty-two".