512923 has 8 divisors (see below), whose sum is σ = 554400. Its totient is φ = 473088.

The previous prime is 512921. The next prime is 512927. The reversal of 512923 is 329215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 512923 - 2¹ = 512921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512894 and 512903.

It is not an unprimeable number, because it can be changed into a prime (512921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283 + ... + 1051.

It is an arithmetic number, because the mean of its divisors is an integer number (69300).

2⁵¹²⁹²³ is an apocalyptic number.

512923 is a deficient number, since it is larger than the sum of its proper divisors (41477).

512923 is a wasteful number, since it uses less digits than its factorization.

512923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821.

The product of its digits is 540, while the sum is 22.

The square root of 512923 is about 716.1864282434. The cubic root of 512923 is about 80.0480440580.

The spelling of 512923 in words is "five hundred twelve thousand, nine hundred twenty-three".