673925 has 12 divisors (see below), whose sum is σ = 955296. Its totient is φ = 462000.

The previous prime is 673921. The next prime is 673943. The reversal of 673925 is 529376.

It is not a de Polignac number, because 673925 - 2² = 673921 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673891 and 673900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1751 + ... + 2100.

It is an arithmetic number, because the mean of its divisors is an integer number (79608).

2⁶⁷³⁹²⁵ is an apocalyptic number.

It is an amenable number.

673925 is a deficient number, since it is larger than the sum of its proper divisors (281371).

673925 is a wasteful number, since it uses less digits than its factorization.

673925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3868 (or 3863 counting only the distinct ones).

The product of its digits is 11340, while the sum is 32.

The square root of 673925 is about 820.9293514061. The cubic root of 673925 is about 87.6739397135.

The spelling of 673925 in words is "six hundred seventy-three thousand, nine hundred twenty-five".