252735585 has 16 divisors (see below), whose sum is σ = 404583360. Its totient is φ = 134723520.

The previous prime is 252735577. The next prime is 252735619. The reversal of 252735585 is 585537252.

It is a happy number.

It is not a de Polignac number, because 252735585 - 2³ = 252735577 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 42495 + ... + 48075.

It is an arithmetic number, because the mean of its divisors is an integer number (25286460).

Almost surely, 2^252735585 is an apocalyptic number.

It is an amenable number.

252735585 is a deficient number, since it is larger than the sum of its proper divisors (151847775).

252735585 is a wasteful number, since it uses less digits than its factorization.

252735585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8608.

The product of its digits is 420000, while the sum is 42.

The square root of 252735585 is about 15897.6597334325. The cubic root of 252735585 is about 632.2499420326.

The spelling of 252735585 in words is "two hundred fifty-two million, seven hundred thirty-five thousand, five hundred eighty-five".