565242466 has 4 divisors (see below), whose sum is σ = 847863702. Its totient is φ = 282621232.

The previous prime is 565242427. The next prime is 565242467. The reversal of 565242466 is 664242565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 449228025 + 116014441 = 21195^2 + 10771^2 .

It is a super-2 number, since 2×565242466² = 638998090739522312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (565242467) by changing a digit.

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 as a sum of consecutive naturals, namely, 141310615 + ... + 141310618.

Almost surely, 2^565242466 is an apocalyptic number.

565242466 is a deficient number, since it is larger than the sum of its proper divisors (282621236).

565242466 is a wasteful number, since it uses less digits than its factorization.

565242466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282621235.

The product of its digits is 345600, while the sum is 40.

The square root of 565242466 is about 23774.8284115785. The cubic root of 565242466 is about 826.8211820592.

Subtracting 565242466 from its reverse (664242565), we obtain a palindrome (99000099).

The spelling of 565242466 in words is "five hundred sixty-five million, two hundred forty-two thousand, four hundred sixty-six".