566551252 has 12 divisors (see below), whose sum is σ = 1018261300. Its totient is φ = 275619456.

The previous prime is 566551213. The next prime is 566551261. The reversal of 566551252 is 252155665.

It can be written as a sum of positive squares in 2 ways, for example, as 445463236 + 121088016 = 21106^2 + 11004^2 .

It is a super-2 number, since 2×566551252² = 641960642285535008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 3 ways as a sum of consecutive naturals, for example, 1913877 + ... + 1914172.

Almost surely, 2^566551252 is an apocalyptic number.

It is an amenable number.

566551252 is a deficient number, since it is larger than the sum of its proper divisors (451710048).

566551252 is a wasteful number, since it uses less digits than its factorization.

566551252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828090 (or 3828088 counting only the distinct ones).

The product of its digits is 90000, while the sum is 37.

The square root of 566551252 is about 23802.3371121409. The cubic root of 566551252 is about 827.4588422497.

The spelling of 566551252 in words is "five hundred sixty-six million, five hundred fifty-one thousand, two hundred fifty-two".