676978340 has 12 divisors (see below), whose sum is σ = 1421654556. Its totient is φ = 270791328.

The previous prime is 676978333. The next prime is 676978363. The reversal of 676978340 is 43879676.

676978340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 144384256 + 532594084 = 12016^2 + 23078^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

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, 16924439 + ... + 16924478.

It is an arithmetic number, because the mean of its divisors is an integer number (118471213).

Almost surely, 2^676978340 is an apocalyptic number.

It is an amenable number.

676978340 is an abundant number, since it is smaller than the sum of its proper divisors (744676216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676978340 is a wasteful number, since it uses less digits than its factorization.

676978340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33848926 (or 33848924 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 50.

The square root of 676978340 is about 26018.8074284737. The cubic root of 676978340 is about 878.0614783566.

The spelling of 676978340 in words is "six hundred seventy-six million, nine hundred seventy-eight thousand, three hundred forty".