676636834 has 16 divisors (see below), whose sum is σ = 1046964600. Its totient is φ = 327729024.

The previous prime is 676636811. The next prime is 676636841. The reversal of 676636834 is 438636676.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 675740025 + 896809 = 25995^2 + 947^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3019 + ... + 36910.

Almost surely, 2^676636834 is an apocalyptic number.

676636834 is a deficient number, since it is larger than the sum of its proper divisors (370327766).

676636834 is a wasteful number, since it uses less digits than its factorization.

676636834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40197.

The product of its digits is 2612736, while the sum is 49.

The square root of 676636834 is about 26012.2439247367. The cubic root of 676636834 is about 877.9138056359.

The spelling of 676636834 in words is "six hundred seventy-six million, six hundred thirty-six thousand, eight hundred thirty-four".