506347515 has 12 divisors (see below), whose sum is σ = 877669104. Its totient is φ = 270051984.

The previous prime is 506347493. The next prime is 506347579. The reversal of 506347515 is 515743605.

506347515 is a `hidden beast` number, since 5 + 0 + 634 + 7 + 5 + 15 = 666.

It is not a de Polignac number, because 506347515 - 2⁹ = 506347003 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 506347515.

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, 5626039 + ... + 5626128.

It is an arithmetic number, because the mean of its divisors is an integer number (73139092).

Almost surely, 2^506347515 is an apocalyptic number.

506347515 is a deficient number, since it is larger than the sum of its proper divisors (371321589).

506347515 is a wasteful number, since it uses less digits than its factorization.

506347515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11252178 (or 11252175 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 506347515 is about 22502.1668956570. The cubic root of 506347515 is about 797.0450965154.

The spelling of 506347515 in words is "five hundred six million, three hundred forty-seven thousand, five hundred fifteen".