565416620 has 12 divisors (see below), whose sum is σ = 1187374944. Its totient is φ = 226166640.

The previous prime is 565416587. The next prime is 565416623. The reversal of 565416620 is 26614565.

It is not an unprimeable number, because it can be changed into a prime (565416623) 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, 14135396 + ... + 14135435.

It is an arithmetic number, because the mean of its divisors is an integer number (98947912).

Almost surely, 2^565416620 is an apocalyptic number.

It is an amenable number.

565416620 is an abundant number, since it is smaller than the sum of its proper divisors (621958324).

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

565416620 is a wasteful number, since it uses less digits than its factorization.

565416620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28270840 (or 28270838 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 565416620 is about 23778.4907006311. The cubic root of 565416620 is about 826.9060892385.

The spelling of 565416620 in words is "five hundred sixty-five million, four hundred sixteen thousand, six hundred twenty".