252566205 has 16 divisors (see below), whose sum is σ = 405259200. Its totient is φ = 134317568.

The previous prime is 252566201. The next prime is 252566231. The reversal of 252566205 is 502665252.

It is a cyclic number.

It is not a de Polignac number, because 252566205 - 2² = 252566201 is a prime.

It is a super-3 number, since 3×252566205³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252566201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18555 + ... + 29144.

It is an arithmetic number, because the mean of its divisors is an integer number (25328700).

Almost surely, 2^252566205 is an apocalyptic number.

It is an amenable number.

252566205 is a deficient number, since it is larger than the sum of its proper divisors (152692995).

252566205 is a wasteful number, since it uses less digits than its factorization.

252566205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48060.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 252566205 is about 15892.3316413923. The cubic root of 252566205 is about 632.1086686571.

The spelling of 252566205 in words is "two hundred fifty-two million, five hundred sixty-six thousand, two hundred five".