565374489 has 4 divisors (see below), whose sum is σ = 753832656. Its totient is φ = 376916324.

The previous prime is 565374473. The next prime is 565374499. The reversal of 565374489 is 984473565.

565374489 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 565374489 - 2⁴ = 565374473 is a prime.

It is a super-2 number, since 2×565374489² = 639296625624022242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (565374499) 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, 94229079 + ... + 94229084.

It is an arithmetic number, because the mean of its divisors is an integer number (188458164).

Almost surely, 2^565374489 is an apocalyptic number.

It is an amenable number.

565374489 is a deficient number, since it is larger than the sum of its proper divisors (188458167).

565374489 is a wasteful number, since it uses less digits than its factorization.

565374489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188458166.

The product of its digits is 3628800, while the sum is 51.

The square root of 565374489 is about 23777.6047784465. The cubic root of 565374489 is about 826.8855502562.

The spelling of 565374489 in words is "five hundred sixty-five million, three hundred seventy-four thousand, four hundred eighty-nine".