506405535 has 8 divisors (see below), whose sum is σ = 810248880. Its totient is φ = 270082944.

The previous prime is 506405533. The next prime is 506405561. The reversal of 506405535 is 535504605.

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

It is not a de Polignac number, because 506405535 - 2¹ = 506405533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 506405496 and 506405505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506405533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16880170 + ... + 16880199.

It is an arithmetic number, because the mean of its divisors is an integer number (101281110).

Almost surely, 2^506405535 is an apocalyptic number.

506405535 is a deficient number, since it is larger than the sum of its proper divisors (303843345).

506405535 is a wasteful number, since it uses less digits than its factorization.

506405535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33760377.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 506405535 is about 22503.4560679021. The cubic root of 506405535 is about 797.0755385793.

The spelling of 506405535 in words is "five hundred six million, four hundred five thousand, five hundred thirty-five".