565530797 has 16 divisors (see below), whose sum is σ = 625392768. Its totient is φ = 508092480.

The previous prime is 565530793. The next prime is 565530803. The reversal of 565530797 is 797035565.

It is a cyclic number.

It is not a de Polignac number, because 565530797 - 2² = 565530793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565530793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172223 + ... + 175475.

It is an arithmetic number, because the mean of its divisors is an integer number (39087048).

Almost surely, 2^565530797 is an apocalyptic number.

It is an amenable number.

565530797 is a deficient number, since it is larger than the sum of its proper divisors (59861971).

565530797 is a wasteful number, since it uses less digits than its factorization.

565530797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620.

The product of its (nonzero) digits is 992250, while the sum is 47.

The square root of 565530797 is about 23780.8914256804. The cubic root of 565530797 is about 826.9617457218.

The spelling of 565530797 in words is "five hundred sixty-five million, five hundred thirty thousand, seven hundred ninety-seven".