506413164 has 12 divisors (see below), whose sum is σ = 1181630744. Its totient is φ = 168804384.

The previous prime is 506413157. The next prime is 506413183. The reversal of 506413164 is 461314605.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21100537 + ... + 21100560.

Almost surely, 2^506413164 is an apocalyptic number.

It is an amenable number.

506413164 is an abundant number, since it is smaller than the sum of its proper divisors (675217580).

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

506413164 is a wasteful number, since it uses less digits than its factorization.

506413164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42201104 (or 42201102 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 506413164 is about 22503.6255745602. The cubic root of 506413164 is about 797.0795412072.

Adding to 506413164 its reverse (461314605), we get a palindrome (967727769).

The spelling of 506413164 in words is "five hundred six million, four hundred thirteen thousand, one hundred sixty-four".