673748 has 12 divisors (see below), whose sum is σ = 1184820. Its totient is φ = 335232.

The previous prime is 673747. The next prime is 673769. The reversal of 673748 is 847376.

673748 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 114244 + 559504 = 338^2 + 748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673747) 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, 1340 + ... + 1772.

It is an arithmetic number, because the mean of its divisors is an integer number (98735).

2⁶⁷³⁷⁴⁸ is an apocalyptic number.

It is an amenable number.

673748 is a deficient number, since it is larger than the sum of its proper divisors (511072).

673748 is a wasteful number, since it uses less digits than its factorization.

673748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 824 counting only the distinct ones).

The product of its digits is 28224, while the sum is 35.

The square root of 673748 is about 820.8215396784. The cubic root of 673748 is about 87.6662634656. Note that the first 3 decimals are identical.

The spelling of 673748 in words is "six hundred seventy-three thousand, seven hundred forty-eight".