505004012 has 12 divisors (see below), whose sum is σ = 912265536. Its totient is φ = 244356720.

The previous prime is 505003931. The next prime is 505004029. The reversal of 505004012 is 210400505.

It is a super-2 number, since 2×505004012² = 510058104272192288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036183 + ... + 2036430.

It is an arithmetic number, because the mean of its divisors is an integer number (76022128).

Almost surely, 2^505004012 is an apocalyptic number.

It is an amenable number.

505004012 is a deficient number, since it is larger than the sum of its proper divisors (407261524).

505004012 is a wasteful number, since it uses less digits than its factorization.

505004012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4072648 (or 4072646 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 505004012 is about 22472.2943198953. The cubic root of 505004012 is about 796.3395330220.

Adding to 505004012 its reverse (210400505), we get a palindrome (715404517).

The spelling of 505004012 in words is "five hundred five million, four thousand, twelve".