512328406 has 8 divisors (see below), whose sum is σ = 768662064. Its totient is φ = 256107720.

The previous prime is 512328389. The next prime is 512328409. The reversal of 512328406 is 604823215.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512328409) 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, 15810 + ... + 35701.

It is an arithmetic number, because the mean of its divisors is an integer number (96082758).

Almost surely, 2^512328406 is an apocalyptic number.

512328406 is a deficient number, since it is larger than the sum of its proper divisors (256333658).

512328406 is a wasteful number, since it uses less digits than its factorization.

512328406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56486.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 512328406 is about 22634.6726506040. The cubic root of 512328406 is about 800.1710082343.

The spelling of 512328406 in words is "five hundred twelve million, three hundred twenty-eight thousand, four hundred six".