679311346 has 16 divisors (see below), whose sum is σ = 1168214976. Its totient is φ = 290213136.

The previous prime is 679311343. The next prime is 679311359. The reversal of 679311346 is 643113976.

It is a super-3 number, since 3×679311346³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 679311299 and 679311308.

It is not an unprimeable number, because it can be changed into a prime (679311343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72096 + ... + 80971.

It is an arithmetic number, because the mean of its divisors is an integer number (73013436).

Almost surely, 2^679311346 is an apocalyptic number.

679311346 is a deficient number, since it is larger than the sum of its proper divisors (488903630).

679311346 is a wasteful number, since it uses less digits than its factorization.

679311346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153393.

The product of its digits is 81648, while the sum is 40.

The square root of 679311346 is about 26063.6019383354. The cubic root of 679311346 is about 879.0689817787.

The spelling of 679311346 in words is "six hundred seventy-nine million, three hundred eleven thousand, three hundred forty-six".