512293 has 4 divisors (see below), whose sum is σ = 514080. Its totient is φ = 510508.

The previous prime is 512287. The next prime is 512311. The reversal of 512293 is 392215.

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 512293 - 2¹⁷ = 381221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512093) 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, 355 + ... + 1072.

It is an arithmetic number, because the mean of its divisors is an integer number (128520).

2⁵¹²²⁹³ is an apocalyptic number.

It is an amenable number.

512293 is a deficient number, since it is larger than the sum of its proper divisors (1787).

512293 is a wasteful number, since it uses less digits than its factorization.

512293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786.

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

The square root of 512293 is about 715.7464634911. The cubic root of 512293 is about 80.0152575066.

The spelling of 512293 in words is "five hundred twelve thousand, two hundred ninety-three".