252555505 has 16 divisors (see below), whose sum is σ = 322318080. Its totient is φ = 189430272.

The previous prime is 252555473. The next prime is 252555517. The reversal of 252555505 is 505555252.

It is a cyclic number.

It is not a de Polignac number, because 252555505 - 2⁵ = 252555473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4489 + ... + 22918.

It is an arithmetic number, because the mean of its divisors is an integer number (20144880).

Almost surely, 2^252555505 is an apocalyptic number.

It is an amenable number.

252555505 is a deficient number, since it is larger than the sum of its proper divisors (69762575).

252555505 is a wasteful number, since it uses less digits than its factorization.

252555505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27528.

The product of its (nonzero) digits is 62500, while the sum is 34.

The square root of 252555505 is about 15891.9949974822. The cubic root of 252555505 is about 632.0997420758.

The spelling of 252555505 in words is "two hundred fifty-two million, five hundred fifty-five thousand, five hundred five".