506913323 has 16 divisors (see below), whose sum is σ = 583511040. Its totient is φ = 431376000.

The previous prime is 506913317. The next prime is 506913371. The reversal of 506913323 is 323319605.

It is a cyclic number.

It is not a de Polignac number, because 506913323 - 2¹⁸ = 506651179 is a prime.

It is a super-2 number, since 2×506913323² = 513922234069804658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 506913323.

It is not an unprimeable number, because it can be changed into a prime (506913313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1175918 + ... + 1176348.

It is an arithmetic number, because the mean of its divisors is an integer number (36469440).

Almost surely, 2^506913323 is an apocalyptic number.

506913323 is a deficient number, since it is larger than the sum of its proper divisors (76597717).

506913323 is a wasteful number, since it uses less digits than its factorization.

506913323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 506913323 is about 22514.7356857681. The cubic root of 506913323 is about 797.3418667541.

The spelling of 506913323 in words is "five hundred six million, nine hundred thirteen thousand, three hundred twenty-three".