673458 has 16 divisors (see below), whose sum is σ = 1360800. Its totient is φ = 222176.

The previous prime is 673457. The next prime is 673459. The reversal of 673458 is 854376.

It is an interprime number because it is at equal distance from previous prime (673457) and next prime (673459).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (673451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 1166.

It is an arithmetic number, because the mean of its divisors is an integer number (85050).

2⁶⁷³⁴⁵⁸ is an apocalyptic number.

673458 is an abundant number, since it is smaller than the sum of its proper divisors (687342).

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

673458 is a wasteful number, since it uses less digits than its factorization.

673458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161.

The product of its digits is 20160, while the sum is 33.

The square root of 673458 is about 820.6448683810. The cubic root of 673458 is about 87.6536836559.

The spelling of 673458 in words is "six hundred seventy-three thousand, four hundred fifty-eight".