673344 has 84 divisors (see below), whose sum is σ = 2218944. Its totient is φ = 191232.

The previous prime is 673339. The next prime is 673349. The reversal of 673344 is 443376.

It is an interprime number because it is at equal distance from previous prime (673339) and next prime (673349).

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673349) by changing a digit.

673344 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3949 + ... + 4115.

It is an arithmetic number, because the mean of its divisors is an integer number (26416).

2⁶⁷³³⁴⁴ is an apocalyptic number.

673344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1109472).

673344 is an abundant number, since it is smaller than the sum of its proper divisors (1545600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673344 is a wasteful number, since it uses less digits than its factorization.

673344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 179 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 673344 is about 820.5754078694. The cubic root of 673344 is about 87.6487375004.

The spelling of 673344 in words is "six hundred seventy-three thousand, three hundred forty-four".