252544550 has 12 divisors (see below), whose sum is σ = 469732956. Its totient is φ = 101017800.

The previous prime is 252544493. The next prime is 252544597. The reversal of 252544550 is 55445252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2525396 + ... + 2525495.

It is an arithmetic number, because the mean of its divisors is an integer number (39144413).

Almost surely, 2^252544550 is an apocalyptic number.

252544550 is a deficient number, since it is larger than the sum of its proper divisors (217188406).

252544550 is a wasteful number, since it uses less digits than its factorization.

252544550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050903 (or 5050898 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 252544550 is about 15891.6503233616. The cubic root of 252544550 is about 632.0906024971.

The spelling of 252544550 in words is "two hundred fifty-two million, five hundred forty-four thousand, five hundred fifty".