565688042 has 8 divisors (see below), whose sum is σ = 871465476. Its totient is φ = 275199552.

The previous prime is 565688041. The next prime is 565688063. The reversal of 565688042 is 240886565.

It can be written as a sum of positive squares in 2 ways, for example, as 549855601 + 15832441 = 23449^2 + 3979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 565687984 and 565688002.

It is not an unprimeable number, because it can be changed into a prime (565688041) 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, 3822143 + ... + 3822290.

Almost surely, 2^565688042 is an apocalyptic number.

565688042 is a deficient number, since it is larger than the sum of its proper divisors (305777434).

565688042 is a wasteful number, since it uses less digits than its factorization.

565688042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7644472.

The product of its (nonzero) digits is 460800, while the sum is 44.

The square root of 565688042 is about 23784.1973167059. The cubic root of 565688042 is about 827.0383837819.

The spelling of 565688042 in words is "five hundred sixty-five million, six hundred eighty-eight thousand, forty-two".