252615 has 16 divisors (see below), whose sum is σ = 441216. Its totient is φ = 122400.

The previous prime is 252611. The next prime is 252617. The reversal of 252615 is 516252.

It is not a de Polignac number, because 252615 - 2² = 252611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252591 and 252600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601 + ... + 930.

It is an arithmetic number, because the mean of its divisors is an integer number (27576).

2²⁵²⁶¹⁵ is an apocalyptic number.

252615 is a deficient number, since it is larger than the sum of its proper divisors (188601).

252615 is a wasteful number, since it uses less digits than its factorization.

252615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550.

The product of its digits is 600, while the sum is 21.

The square root of 252615 is about 502.6081973068. The cubic root of 252615 is about 63.2149373174.

Adding to 252615 its reverse (516252), we get a palindrome (768867).

The spelling of 252615 in words is "two hundred fifty-two thousand, six hundred fifteen".