506365533 has 8 divisors (see below), whose sum is σ = 750171200. Its totient is φ = 337577004.

The previous prime is 506365513. The next prime is 506365547. The reversal of 506365533 is 335563605.

506365533 is a `hidden beast` number, since 5 + 0 + 63 + 65 + 533 = 666.

It is not a de Polignac number, because 506365533 - 2⁶ = 506365469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506365513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9377113 + ... + 9377166.

It is an arithmetic number, because the mean of its divisors is an integer number (93771400).

Almost surely, 2^506365533 is an apocalyptic number.

It is an amenable number.

506365533 is a deficient number, since it is larger than the sum of its proper divisors (243805667).

506365533 is a wasteful number, since it uses less digits than its factorization.

506365533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18754288 (or 18754282 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

The square root of 506365533 is about 22502.5672535380. The cubic root of 506365533 is about 797.0545504891.

It can be divided in two parts, 50636 and 5533, that added together give a square (56169 = 237²).

The spelling of 506365533 in words is "five hundred six million, three hundred sixty-five thousand, five hundred thirty-three".