673444 has 12 divisors (see below), whose sum is σ = 1216768. Its totient is φ = 325800.

The previous prime is 673441. The next prime is 673447. The reversal of 673444 is 444376.

It is an interprime number because it is at equal distance from previous prime (673441) and next prime (673447).

It is a super-2 number, since 2×673444² = 907053642272, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁷ + 7² + 4⁸ + 3⁵ + 4⁸ + 4⁹ .

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (673441) 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, 2592 + ... + 2839.

2⁶⁷³⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

673444 is a deficient number, since it is larger than the sum of its proper divisors (543324).

673444 is a wasteful number, since it uses less digits than its factorization.

673444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5466 (or 5464 counting only the distinct ones).

The product of its digits is 8064, while the sum is 28.

The square root of 673444 is about 820.6363384594. The cubic root of 673444 is about 87.6530762633.

The spelling of 673444 in words is "six hundred seventy-three thousand, four hundred forty-four".