252535 has 8 divisors (see below), whose sum is σ = 320976. Its totient is φ = 190080.

The previous prime is 252533. The next prime is 252541. The reversal of 252535 is 535252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252535 - 2¹ = 252533 is a prime.

It is a Duffinian number.

252535 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401 + ... + 1570.

It is an arithmetic number, because the mean of its divisors is an integer number (40122).

2²⁵²⁵³⁵ is an apocalyptic number.

252535 is a deficient number, since it is larger than the sum of its proper divisors (68441).

252535 is a wasteful number, since it uses less digits than its factorization.

252535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993.

The product of its digits is 1500, while the sum is 22.

The square root of 252535 is about 502.5286061509. The cubic root of 252535 is about 63.2082634871.

Adding to 252535 its reverse (535252), we get a palindrome (787787).

It can be divided in two parts, 252 and 535, that added together give a palindrome (787).

The spelling of 252535 in words is "two hundred fifty-two thousand, five hundred thirty-five".