512734399 has 8 divisors (see below), whose sum is σ = 571469040. Its totient is φ = 457174656.

The previous prime is 512734363. The next prime is 512734403. The reversal of 512734399 is 993437215.

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

It is not a de Polignac number, because 512734399 - 2¹¹ = 512732351 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 (512734199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793384 + ... + 794029.

It is an arithmetic number, because the mean of its divisors is an integer number (71433630).

Almost surely, 2^512734399 is an apocalyptic number.

512734399 is a deficient number, since it is larger than the sum of its proper divisors (58734641).

512734399 is a wasteful number, since it uses less digits than its factorization.

512734399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587449.

The product of its digits is 204120, while the sum is 43.

The square root of 512734399 is about 22643.6392613908. The cubic root of 512734399 is about 800.3823167424.

The spelling of 512734399 in words is "five hundred twelve million, seven hundred thirty-four thousand, three hundred ninety-nine".