251852 has 12 divisors (see below), whose sum is σ = 446880. Its totient is φ = 124176.

The previous prime is 251843. The next prime is 251857. The reversal of 251852 is 258152.

It is not an unprimeable number, because it can be changed into a prime (251857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83 + ... + 714.

It is an arithmetic number, because the mean of its divisors is an integer number (37240).

2²⁵¹⁸⁵² is an apocalyptic number.

It is an amenable number.

251852 is a deficient number, since it is larger than the sum of its proper divisors (195028).

251852 is a wasteful number, since it uses less digits than its factorization.

251852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 878 counting only the distinct ones).

The product of its digits is 800, while the sum is 23.

The square root of 251852 is about 501.8485827418. The cubic root of 251852 is about 63.1512281950.

The spelling of 251852 in words is "two hundred fifty-one thousand, eight hundred fifty-two".