512969 has 4 divisors (see below), whose sum is σ = 535296. Its totient is φ = 490644.

The previous prime is 512959. The next prime is 512977. The reversal of 512969 is 969215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 512969 - 2⁸ = 512713 is a prime.

It is a super-2 number, since 2×512969² = 526274389922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (512929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11129 + ... + 11174.

It is an arithmetic number, because the mean of its divisors is an integer number (133824).

2⁵¹²⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

512969 is a deficient number, since it is larger than the sum of its proper divisors (22327).

512969 is a wasteful number, since it uses less digits than its factorization.

512969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22326.

The product of its digits is 4860, while the sum is 32.

The square root of 512969 is about 716.2185420666. The cubic root of 512969 is about 80.0504369447.

The spelling of 512969 in words is "five hundred twelve thousand, nine hundred sixty-nine".