679846423 has 4 divisors (see below), whose sum is σ = 692673768. Its totient is φ = 667019080.

The previous prime is 679846421. The next prime is 679846441. The reversal of 679846423 is 324648976.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 679846423 - 2¹ = 679846421 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 (679846421) 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, 6413593 + ... + 6413698.

It is an arithmetic number, because the mean of its divisors is an integer number (173168442).

Almost surely, 2^679846423 is an apocalyptic number.

679846423 is a deficient number, since it is larger than the sum of its proper divisors (12827345).

679846423 is a wasteful number, since it uses less digits than its factorization.

679846423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12827344.

The product of its digits is 1741824, while the sum is 49.

The square root of 679846423 is about 26073.8647499752. The cubic root of 679846423 is about 879.2997282795.

The spelling of 679846423 in words is "six hundred seventy-nine million, eight hundred forty-six thousand, four hundred twenty-three".