512494328 has 8 divisors (see below), whose sum is σ = 960926880. Its totient is φ = 256247160.

The previous prime is 512494327. The next prime is 512494343. The reversal of 512494328 is 823494215.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 512494291 and 512494300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512494321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32030888 + ... + 32030903.

It is an arithmetic number, because the mean of its divisors is an integer number (120115860).

Almost surely, 2^512494328 is an apocalyptic number.

It is an amenable number.

512494328 is a deficient number, since it is larger than the sum of its proper divisors (448432552).

512494328 is a wasteful number, since it uses less digits than its factorization.

512494328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64061797 (or 64061793 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 512494328 is about 22638.3375714737. The cubic root of 512494328 is about 800.2573796857.

The spelling of 512494328 in words is "five hundred twelve million, four hundred ninety-four thousand, three hundred twenty-eight".