676423 has 4 divisors (see below), whose sum is σ = 737928. Its totient is φ = 614920.

The previous prime is 676421. The next prime is 676427. The reversal of 676423 is 324676.

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

It is a cyclic number.

It is not a de Polignac number, because 676423 - 2¹ = 676421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 676391 and 676400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30736 + ... + 30757.

It is an arithmetic number, because the mean of its divisors is an integer number (184482).

2⁶⁷⁶⁴²³ is an apocalyptic number.

676423 is a deficient number, since it is larger than the sum of its proper divisors (61505).

676423 is a wasteful number, since it uses less digits than its factorization.

676423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61504.

The product of its digits is 6048, while the sum is 28.

The square root of 676423 is about 822.4493905402. The cubic root of 676423 is about 87.7821315056.

The spelling of 676423 in words is "six hundred seventy-six thousand, four hundred twenty-three".