504326506 has 4 divisors (see below), whose sum is σ = 756489762. Its totient is φ = 252163252.

The previous prime is 504326491. The next prime is 504326521. The reversal of 504326506 is 605623405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605623405 = 5 ⋅121124681.

It is an interprime number because it is at equal distance from previous prime (504326491) and next prime (504326521).

It can be written as a sum of positive squares in only one way, i.e., 326344225 + 177982281 = 18065^2 + 13341^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126081625 + ... + 126081628.

Almost surely, 2^504326506 is an apocalyptic number.

504326506 is a deficient number, since it is larger than the sum of its proper divisors (252163256).

504326506 is a wasteful number, since it uses less digits than its factorization.

504326506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252163255.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 504326506 is about 22457.2150098805. The cubic root of 504326506 is about 795.9832544898.

The spelling of 504326506 in words is "five hundred four million, three hundred twenty-six thousand, five hundred six".