673608 has 64 divisors (see below), whose sum is σ = 1935360. Its totient is φ = 193536.

The previous prime is 673579. The next prime is 673609. The reversal of 673608 is 806376.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 673608.

It is not an unprimeable number, because it can be changed into a prime (673609) by changing a digit.

673608 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 15 ways as a sum of consecutive naturals, for example, 5241 + ... + 5367.

It is an arithmetic number, because the mean of its divisors is an integer number (30240).

2⁶⁷³⁶⁰⁸ is an apocalyptic number.

673608 is a gapful number since it is divisible by the number (68) 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 673608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967680).

673608 is an abundant number, since it is smaller than the sum of its proper divisors (1261752).

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

673608 is a wasteful number, since it uses less digits than its factorization.

673608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 673608 is about 820.7362548346. The cubic root of 673608 is about 87.6601909048.

The spelling of 673608 in words is "six hundred seventy-three thousand, six hundred eight".