565343616 has 32 divisors (see below), whose sum is σ = 1501695000. Its totient is φ = 188447744.

The previous prime is 565343593. The next prime is 565343617. The reversal of 565343616 is 616343565.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×565343616² = 639226808303910912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565343617) 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, 735741 + ... + 736508.

Almost surely, 2^565343616 is an apocalyptic number.

It is an amenable number.

565343616 is an abundant number, since it is smaller than the sum of its proper divisors (936351384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565343616 is a wasteful number, since it uses less digits than its factorization.

565343616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472266 (or 1472254 counting only the distinct ones).

The product of its digits is 194400, while the sum is 39.

The square root of 565343616 is about 23776.9555662621. The cubic root of 565343616 is about 826.8704989331.

The spelling of 565343616 in words is "five hundred sixty-five million, three hundred forty-three thousand, six hundred sixteen".