565264442 has 4 divisors (see below), whose sum is σ = 847896666. Its totient is φ = 282632220.

The previous prime is 565264409. The next prime is 565264457. The reversal of 565264442 is 244462565.

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., 287675521 + 277588921 = 16961^2 + 16661^2 .

It is a super-3 number, since 3×565264442³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 565264396 and 565264405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141316109 + ... + 141316112.

Almost surely, 2^565264442 is an apocalyptic number.

565264442 is a deficient number, since it is larger than the sum of its proper divisors (282632224).

565264442 is a wasteful number, since it uses less digits than its factorization.

565264442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282632223.

The product of its digits is 230400, while the sum is 38.

The square root of 565264442 is about 23775.2905765629. The cubic root of 565264442 is about 826.8318972171.

The spelling of 565264442 in words is "five hundred sixty-five million, two hundred sixty-four thousand, four hundred forty-two".