252999 has 6 divisors (see below), whose sum is σ = 365456. Its totient is φ = 168660.

The previous prime is 252983. The next prime is 253003. The reversal of 252999 is 999252.

It is not a de Polignac number, because 252999 - 2⁴ = 252983 is a prime.

It is a Duffinian number.

252999 is a modest number, since divided by 999 gives 252 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252919) 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 5 ways as a sum of consecutive naturals, for example, 14047 + ... + 14064.

2²⁵²⁹⁹⁹ is an apocalyptic number.

252999 is a deficient number, since it is larger than the sum of its proper divisors (112457).

252999 is a wasteful number, since it uses less digits than its factorization.

252999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28117 (or 28114 counting only the distinct ones).

The product of its digits is 14580, while the sum is 36.

The square root of 252999 is about 502.9900595439. The cubic root of 252999 is about 63.2469521046.

It can be divided in two parts, 2529 and 99, that added together give a triangular number (2628 = T₇₂).

The spelling of 252999 in words is "two hundred fifty-two thousand, nine hundred ninety-nine".