506213872 has 40 divisors (see below), whose sum is σ = 1015379456. Its totient is φ = 244290816.

The previous prime is 506213833. The next prime is 506213881. The reversal of 506213872 is 278312605.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71818 + ... + 78550.

Almost surely, 2^506213872 is an apocalyptic number.

It is an amenable number.

506213872 is an abundant number, since it is smaller than the sum of its proper divisors (509165584).

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

506213872 is a wasteful number, since it uses less digits than its factorization.

506213872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6905 (or 6899 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 506213872 is about 22499.1971412315. The cubic root of 506213872 is about 796.9749675575.

The spelling of 506213872 in words is "five hundred six million, two hundred thirteen thousand, eight hundred seventy-two".