566242765 has 32 divisors (see below), whose sum is σ = 758315520. Its totient is φ = 402427200.

The previous prime is 566242751. The next prime is 566242799. The reversal of 566242765 is 567242665.

It is not a de Polignac number, because 566242765 - 2¹⁵ = 566209997 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 684282 + ... + 685108.

It is an arithmetic number, because the mean of its divisors is an integer number (23697360).

Almost surely, 2^566242765 is an apocalyptic number.

566242765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

566242765 is a deficient number, since it is larger than the sum of its proper divisors (192072755).

566242765 is a wasteful number, since it uses less digits than its factorization.

566242765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113.

The product of its digits is 604800, while the sum is 43.

The square root of 566242765 is about 23795.8560467994. The cubic root of 566242765 is about 827.3086312796.

It can be divided in two parts, 56624 and 2765, that multiplied together give a triangular number (156565360 = T₁₇₆₉₅).

The spelling of 566242765 in words is "five hundred sixty-six million, two hundred forty-two thousand, seven hundred sixty-five".