676391126 has 4 divisors (see below), whose sum is σ = 1014586692. Its totient is φ = 338195562.

The previous prime is 676391039. The next prime is 676391129. The reversal of 676391126 is 621193676.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676391129) 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 as a sum of consecutive naturals, namely, 169097780 + ... + 169097783.

It is an arithmetic number, because the mean of its divisors is an integer number (253646673).

Almost surely, 2^676391126 is an apocalyptic number.

676391126 is a deficient number, since it is larger than the sum of its proper divisors (338195566).

676391126 is a wasteful number, since it uses less digits than its factorization.

676391126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338195565.

The product of its digits is 81648, while the sum is 41.

The square root of 676391126 is about 26007.5205661747. The cubic root of 676391126 is about 877.8075267823.

The spelling of 676391126 in words is "six hundred seventy-six million, three hundred ninety-one thousand, one hundred twenty-six".