505320416 has 24 divisors (see below), whose sum is σ = 995498784. Its totient is φ = 252495360.

The previous prime is 505320407. The next prime is 505320437. The reversal of 505320416 is 614023505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55721 + ... + 64151.

It is an arithmetic number, because the mean of its divisors is an integer number (41479116).

Almost surely, 2^505320416 is an apocalyptic number.

It is an amenable number.

505320416 is a deficient number, since it is larger than the sum of its proper divisors (490178368).

505320416 is a wasteful number, since it uses less digits than its factorization.

505320416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314 (or 10306 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 505320416 is about 22479.3330861927. Note that the first 3 decimals coincide. The cubic root of 505320416 is about 796.5058105195.

The spelling of 505320416 in words is "five hundred five million, three hundred twenty thousand, four hundred sixteen".