679073423 has 4 divisors (see below), whose sum is σ = 776083920. Its totient is φ = 582062928.

The previous prime is 679073419. The next prime is 679073453. The reversal of 679073423 is 324370976.

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 679073423 - 2² = 679073419 is a prime.

It is a super-2 number, since 2×679073423² = 922281427649873858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679073453) 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 3 ways as a sum of consecutive naturals, for example, 48505238 + ... + 48505251.

It is an arithmetic number, because the mean of its divisors is an integer number (194020980).

Almost surely, 2^679073423 is an apocalyptic number.

679073423 is a deficient number, since it is larger than the sum of its proper divisors (97010497).

679073423 is an equidigital number, since it uses as much as digits as its factorization.

679073423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97010496.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 679073423 is about 26059.0372615720. The cubic root of 679073423 is about 878.9663409926.

The spelling of 679073423 in words is "six hundred seventy-nine million, seventy-three thousand, four hundred twenty-three".