673926 has 16 divisors (see below), whose sum is σ = 1470528. Its totient is φ = 204200.

The previous prime is 673921. The next prime is 673943. The reversal of 673926 is 629376.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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

673926 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 5040 + ... + 5171.

It is an arithmetic number, because the mean of its divisors is an integer number (91908).

2⁶⁷³⁹²⁶ is an apocalyptic number.

673926 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

673926 is an abundant number, since it is smaller than the sum of its proper divisors (796602).

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

673926 is a wasteful number, since it uses less digits than its factorization.

673926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227.

The product of its digits is 13608, while the sum is 33.

The square root of 673926 is about 820.9299604717. The cubic root of 673926 is about 87.6739830783.

It can be divided in two parts, 67 and 3926, that added together give a palindrome (3993).

The spelling of 673926 in words is "six hundred seventy-three thousand, nine hundred twenty-six".