565949061 has 6 divisors (see below), whose sum is σ = 817481990. Its totient is φ = 377299368.

The previous prime is 565949011. The next prime is 565949081. The reversal of 565949061 is 160949565.

It is a happy number.

565949061 is a `hidden beast` number, since 56 + 59 + 490 + 61 = 666.

565949061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 403768836 + 162180225 = 20094^2 + 12735^2 .

It is not a de Polignac number, because 565949061 - 2⁹ = 565948549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 565948998 and 565949016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565949011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31441606 + ... + 31441623.

Almost surely, 2^565949061 is an apocalyptic number.

It is an amenable number.

565949061 is a deficient number, since it is larger than the sum of its proper divisors (251532929).

565949061 is a wasteful number, since it uses less digits than its factorization.

565949061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62883235 (or 62883232 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 565949061 is about 23789.6839197161. The cubic root of 565949061 is about 827.1655678609.

The spelling of 565949061 in words is "five hundred sixty-five million, nine hundred forty-nine thousand, sixty-one".