252533 has 2 divisors, whose sum is σ = 252534. Its totient is φ = 252532.

The previous prime is 252509. The next prime is 252541. The reversal of 252533 is 335252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252004 + 529 = 502^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 252533 - 2⁸ = 252277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126266 + 126267.

It is an arithmetic number, because the mean of its divisors is an integer number (126267).

2²⁵²⁵³³ is an apocalyptic number.

It is an amenable number.

252533 is a deficient number, since it is larger than the sum of its proper divisors (1).

252533 is an equidigital number, since it uses as much as digits as its factorization.

252533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 20.

The square root of 252533 is about 502.5266162105. The cubic root of 252533 is about 63.2080966233.

Adding to 252533 its reverse (335252), we get a palindrome (587785).

The spelling of 252533 in words is "two hundred fifty-two thousand, five hundred thirty-three".