523366065 has 12 divisors (see below), whose sum is σ = 907167924. Its totient is φ = 279128544.

The previous prime is 523366061. The next prime is 523366079. The reversal of 523366065 is 560663325.

It can be written as a sum of positive squares in 2 ways, for example, as 130850721 + 392515344 = 11439^2 + 19812^2 .

It is not a de Polignac number, because 523366065 - 2² = 523366061 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (523366061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5815134 + ... + 5815223.

It is an arithmetic number, because the mean of its divisors is an integer number (75597327).

Almost surely, 2^523366065 is an apocalyptic number.

It is an amenable number.

523366065 is a deficient number, since it is larger than the sum of its proper divisors (383801859).

523366065 is a wasteful number, since it uses less digits than its factorization.

523366065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11630368 (or 11630365 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The square root of 523366065 is about 22877.1953044948. The cubic root of 523366065 is about 805.8765524865.

The spelling of 523366065 in words is "five hundred twenty-three million, three hundred sixty-six thousand, sixty-five".