252159 has 4 divisors (see below), whose sum is σ = 336216. Its totient is φ = 168104.

The previous prime is 252157. The next prime is 252163. The reversal of 252159 is 951252.

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 252159 - 2¹ = 252157 is a prime.

It is a super-2 number, since 2×252159² = 127168322562, which contains 22 as substring.

It is a D-number.

252159 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252151) 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, 42024 + ... + 42029.

It is an arithmetic number, because the mean of its divisors is an integer number (84054).

2²⁵²¹⁵⁹ is an apocalyptic number.

252159 is a deficient number, since it is larger than the sum of its proper divisors (84057).

252159 is an equidigital number, since it uses as much as digits as its factorization.

252159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84056.

The product of its digits is 900, while the sum is 24.

The square root of 252159 is about 502.1543587384. The cubic root of 252159 is about 63.1768775907.

The spelling of 252159 in words is "two hundred fifty-two thousand, one hundred fifty-nine".