676634 has 16 divisors (see below), whose sum is σ = 1228608. Its totient is φ = 272832.

The previous prime is 676601. The next prime is 676649. The reversal of 676634 is 436676.

676634 is nontrivially palindromic in base 6.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 676634.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184 + ... + 1659.

It is an arithmetic number, because the mean of its divisors is an integer number (76788).

2⁶⁷⁶⁶³⁴ is an apocalyptic number.

676634 is a deficient number, since it is larger than the sum of its proper divisors (551974).

676634 is a wasteful number, since it uses less digits than its factorization.

676634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869.

The product of its digits is 18144, while the sum is 32.

The square root of 676634 is about 822.5776559085. The cubic root of 676634 is about 87.7912579961.

The spelling of 676634 in words is "six hundred seventy-six thousand, six hundred thirty-four".