505922412 has 24 divisors (see below), whose sum is σ = 1196658736. Its totient is φ = 166330368.

The previous prime is 505922359. The next prime is 505922419. The reversal of 505922412 is 214229505.

It is a self number, because there is not a number n which added to its sum of digits gives 505922412.

It is not an unprimeable number, because it can be changed into a prime (505922419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287893 + ... + 289644.

Almost surely, 2^505922412 is an apocalyptic number.

It is an amenable number.

505922412 is an abundant number, since it is smaller than the sum of its proper divisors (690736324).

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

505922412 is a wasteful number, since it uses less digits than its factorization.

505922412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577617 (or 577615 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 505922412 is about 22492.7190886295. The cubic root of 505922412 is about 796.8219815491.

The spelling of 505922412 in words is "five hundred five million, nine hundred twenty-two thousand, four hundred twelve".