507279012 has 12 divisors (see below), whose sum is σ = 1183651056. Its totient is φ = 169093000.

The previous prime is 507279011. The next prime is 507279013. The reversal of 507279012 is 210972705.

It is an interprime number because it is at equal distance from previous prime (507279011) and next prime (507279013).

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

It is a super-2 number, since 2×507279012² = 514663992031392288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (507279011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21136614 + ... + 21136637.

It is an arithmetic number, because the mean of its divisors is an integer number (98637588).

Almost surely, 2^507279012 is an apocalyptic number.

It is an amenable number.

507279012 is an abundant number, since it is smaller than the sum of its proper divisors (676372044).

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

507279012 is a wasteful number, since it uses less digits than its factorization.

507279012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42273258 (or 42273256 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 507279012 is about 22522.8553252024. The cubic root of 507279012 is about 797.5335557138.

The spelling of 507279012 in words is "five hundred seven million, two hundred seventy-nine thousand, twelve".