534534565 has 4 divisors (see below), whose sum is σ = 641441484. Its totient is φ = 427627648.

The previous prime is 534534551. The next prime is 534534569. The reversal of 534534565 is 565435435.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100520676 + 434013889 = 10026^2 + 20833^2 .

It is a cyclic number.

It is not a de Polignac number, because 534534565 - 2²⁷ = 400316837 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534534569) 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, 53453452 + ... + 53453461.

It is an arithmetic number, because the mean of its divisors is an integer number (160360371).

Almost surely, 2^534534565 is an apocalyptic number.

It is an amenable number.

534534565 is a deficient number, since it is larger than the sum of its proper divisors (106906919).

534534565 is a wasteful number, since it uses less digits than its factorization.

534534565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106906918.

The product of its digits is 540000, while the sum is 40.

The square root of 534534565 is about 23120.0035683388. The cubic root of 534534565 is about 811.5686540155.

The spelling of 534534565 in words is "five hundred thirty-four million, five hundred thirty-four thousand, five hundred sixty-five".