512679494 has 16 divisors (see below), whose sum is σ = 784365120. Its totient is φ = 251234880.

The previous prime is 512679493. The next prime is 512679529. The reversal of 512679494 is 494976215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512679493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128522 + ... + 132450.

It is an arithmetic number, because the mean of its divisors is an integer number (49022820).

Almost surely, 2^512679494 is an apocalyptic number.

512679494 is a deficient number, since it is larger than the sum of its proper divisors (271685626).

512679494 is a wasteful number, since it uses less digits than its factorization.

512679494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215.

The product of its digits is 544320, while the sum is 47.

The square root of 512679494 is about 22642.4268575610. The cubic root of 512679494 is about 800.3537466811.

The spelling of 512679494 in words is "five hundred twelve million, six hundred seventy-nine thousand, four hundred ninety-four".