565572001 has 4 divisors (see below), whose sum is σ = 590162112. Its totient is φ = 540981892.

The previous prime is 565571989. The next prime is 565572019. The reversal of 565572001 is 100275565.

565572001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 565572001 - 2⁵ = 565571969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565572101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12295021 + ... + 12295066.

It is an arithmetic number, because the mean of its divisors is an integer number (147540528).

Almost surely, 2^565572001 is an apocalyptic number.

It is an amenable number.

565572001 is a deficient number, since it is larger than the sum of its proper divisors (24590111).

565572001 is a wasteful number, since it uses less digits than its factorization.

565572001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24590110.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 565572001 is about 23781.7577357099. The cubic root of 565572001 is about 826.9818290986.

The spelling of 565572001 in words is "five hundred sixty-five million, five hundred seventy-two thousand, one".