505322512 has 20 divisors (see below), whose sum is σ = 1021631040. Its totient is φ = 241675808.

The previous prime is 505322483. The next prime is 505322527. The reversal of 505322512 is 215223505.

It is a happy number.

It is a super-2 number, since 2×505322512² = 510701682267980288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686212 + ... + 686947.

It is an arithmetic number, because the mean of its divisors is an integer number (51081552).

Almost surely, 2^505322512 is an apocalyptic number.

It is an amenable number.

505322512 is an abundant number, since it is smaller than the sum of its proper divisors (516308528).

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

505322512 is a wasteful number, since it uses less digits than its factorization.

505322512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373190 (or 1373184 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 505322512 is about 22479.3797067446. The cubic root of 505322512 is about 796.5069117838.

The spelling of 505322512 in words is "five hundred five million, three hundred twenty-two thousand, five hundred twelve".