505393460 has 48 divisors (see below), whose sum is σ = 1246879872. Its totient is φ = 169641600.

The previous prime is 505393451. The next prime is 505393489. The reversal of 505393460 is 64393505.

It is a self number, because there is not a number n which added to its sum of digits gives 505393460.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85496 + ... + 91215.

It is an arithmetic number, because the mean of its divisors is an integer number (25976664).

Almost surely, 2^505393460 is an apocalyptic number.

It is an amenable number.

505393460 is an abundant number, since it is smaller than the sum of its proper divisors (741486412).

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

505393460 is a wasteful number, since it uses less digits than its factorization.

505393460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176744 (or 176742 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 505393460 is about 22480.9577198126. The cubic root of 505393460 is about 796.5441869407.

The spelling of 505393460 in words is "five hundred five million, three hundred ninety-three thousand, four hundred sixty".