565004166 has 32 divisors (see below), whose sum is σ = 1155358080. Its totient is φ = 184151616.

The previous prime is 565004161. The next prime is 565004203. The reversal of 565004166 is 661400565.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565004161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49945 + ... + 60203.

It is an arithmetic number, because the mean of its divisors is an integer number (36104940).

Almost surely, 2^565004166 is an apocalyptic number.

565004166 is an abundant number, since it is smaller than the sum of its proper divisors (590353914).

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

565004166 is a wasteful number, since it uses less digits than its factorization.

565004166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10468.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 565004166 is about 23769.8162803165. The cubic root of 565004166 is about 826.7049728246.

The spelling of 565004166 in words is "five hundred sixty-five million, four thousand, one hundred sixty-six".