506490912 has 72 divisors (see below), whose sum is σ = 1502976384. Its totient is φ = 161487744.

The previous prime is 506490857. The next prime is 506490953. The reversal of 506490912 is 219094605.

506490912 is a `hidden beast` number, since 5 + 0 + 649 + 0 + 9 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31608 + ... + 44855.

It is an arithmetic number, because the mean of its divisors is an integer number (20874672).

Almost surely, 2^506490912 is an apocalyptic number.

It is an amenable number.

506490912 is an abundant number, since it is smaller than the sum of its proper divisors (996485472).

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

506490912 is a wasteful number, since it uses less digits than its factorization.

506490912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76502 (or 76491 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 506490912 is about 22505.3529632397. The cubic root of 506490912 is about 797.1203301476.

The spelling of 506490912 in words is "five hundred six million, four hundred ninety thousand, nine hundred twelve".