252586 has 24 divisors (see below), whose sum is σ = 442080. Its totient is φ = 107712.

The previous prime is 252583. The next prime is 252589. The reversal of 252586 is 685252.

It is an interprime number because it is at equal distance from previous prime (252583) and next prime (252589).

It is not an unprimeable number, because it can be changed into a prime (252583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10971 + ... + 10993.

It is an arithmetic number, because the mean of its divisors is an integer number (18420).

2²⁵²⁵⁸⁶ is an apocalyptic number.

252586 is a deficient number, since it is larger than the sum of its proper divisors (189494).

252586 is a wasteful number, since it uses less digits than its factorization.

252586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78 (or 61 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 252586 is about 502.5793469692. The cubic root of 252586 is about 63.2125182168.

It can be divided in two parts, 252 and 586, that added together give a palindrome (838).

The spelling of 252586 in words is "two hundred fifty-two thousand, five hundred eighty-six".