512917229 has 16 divisors (see below), whose sum is σ = 579882240. Its totient is φ = 449400000.

The previous prime is 512917213. The next prime is 512917241. The reversal of 512917229 is 922719215.

It is a cyclic number.

It is not a de Polignac number, because 512917229 - 2⁴ = 512917213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512917192 and 512917201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512917429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238499 + ... + 240639.

It is an arithmetic number, because the mean of its divisors is an integer number (36242640).

Almost surely, 2^512917229 is an apocalyptic number.

It is an amenable number.

512917229 is a deficient number, since it is larger than the sum of its proper divisors (66965011).

512917229 is a wasteful number, since it uses less digits than its factorization.

512917229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932.

The product of its digits is 22680, while the sum is 38.

The square root of 512917229 is about 22647.6760176403. The cubic root of 512917229 is about 800.4774384465.

The spelling of 512917229 in words is "five hundred twelve million, nine hundred seventeen thousand, two hundred twenty-nine".