676779396 has 12 divisors (see below), whose sum is σ = 1579151952. Its totient is φ = 225593128.

The previous prime is 676779391. The next prime is 676779403. The reversal of 676779396 is 693977676.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (676779391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28199130 + ... + 28199153.

It is an arithmetic number, because the mean of its divisors is an integer number (131595996).

Almost surely, 2^676779396 is an apocalyptic number.

It is an amenable number.

676779396 is an abundant number, since it is smaller than the sum of its proper divisors (902372556).

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

676779396 is a wasteful number, since it uses less digits than its factorization.

676779396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56398290 (or 56398288 counting only the distinct ones).

The product of its digits is 18003384, while the sum is 60.

The square root of 676779396 is about 26014.9840668796. The cubic root of 676779396 is about 877.9754577920.

The spelling of 676779396 in words is "six hundred seventy-six million, seven hundred seventy-nine thousand, three hundred ninety-six".