679223774 has 8 divisors (see below), whose sum is σ = 1018982280. Its totient is φ = 339563016.

The previous prime is 679223767. The next prime is 679223789. The reversal of 679223774 is 477322976.

679223774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×679223774² = 922689870333606152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3464 + ... + 37019.

It is an arithmetic number, because the mean of its divisors is an integer number (127372785).

Almost surely, 2^679223774 is an apocalyptic number.

679223774 is a deficient number, since it is larger than the sum of its proper divisors (339758506).

679223774 is a wasteful number, since it uses less digits than its factorization.

679223774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48874.

The product of its digits is 889056, while the sum is 47.

The square root of 679223774 is about 26061.9219168503. The cubic root of 679223774 is about 879.0312057096.

The spelling of 679223774 in words is "six hundred seventy-nine million, two hundred twenty-three thousand, seven hundred seventy-four".