252587 has 4 divisors (see below), whose sum is σ = 253920. Its totient is φ = 251256.

The previous prime is 252583. The next prime is 252589. The reversal of 252587 is 785252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252587 - 2² = 252583 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 252587.

It is not an unprimeable number, because it can be changed into a prime (252583) 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, 323 + ... + 780.

It is an arithmetic number, because the mean of its divisors is an integer number (63480).

2²⁵²⁵⁸⁷ is an apocalyptic number.

252587 is a deficient number, since it is larger than the sum of its proper divisors (1333).

252587 is a wasteful number, since it uses less digits than its factorization.

252587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332.

The product of its digits is 5600, while the sum is 29.

The square root of 252587 is about 502.5803418360. The cubic root of 252587 is about 63.2126016371.

The spelling of 252587 in words is "two hundred fifty-two thousand, five hundred eighty-seven".