505316086 has 24 divisors (see below), whose sum is σ = 834328152. Its totient is φ = 229363200.

The previous prime is 505316083. The next prime is 505316099. The reversal of 505316086 is 680613505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505316083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278121 + ... + 279931.

It is an arithmetic number, because the mean of its divisors is an integer number (34763673).

Almost surely, 2^505316086 is an apocalyptic number.

505316086 is a deficient number, since it is larger than the sum of its proper divisors (329012066).

505316086 is a wasteful number, since it uses less digits than its factorization.

505316086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988 (or 2977 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 505316086 is about 22479.2367753000. The cubic root of 505316086 is about 796.5035354746.

The spelling of 505316086 in words is "five hundred five million, three hundred sixteen thousand, eighty-six".