676641494 has 4 divisors (see below), whose sum is σ = 1014962244. Its totient is φ = 338320746.

The previous prime is 676641487. The next prime is 676641499. The reversal of 676641494 is 494146676.

676641494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×676641494² = 915687422805104072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676641499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169160372 + ... + 169160375.

It is an arithmetic number, because the mean of its divisors is an integer number (253740561).

Almost surely, 2^676641494 is an apocalyptic number.

676641494 is a deficient number, since it is larger than the sum of its proper divisors (338320750).

676641494 is a wasteful number, since it uses less digits than its factorization.

676641494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338320749.

The product of its digits is 870912, while the sum is 47.

The square root of 676641494 is about 26012.3334977852. Note that the first 3 decimals coincide. The cubic root of 676641494 is about 877.9158210296.

The spelling of 676641494 in words is "six hundred seventy-six million, six hundred forty-one thousand, four hundred ninety-four".