673635 has 8 divisors (see below), whose sum is σ = 1077840. Its totient is φ = 359264.

The previous prime is 673619. The next prime is 673637. The reversal of 673635 is 536376.

673635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673635 - 2⁴ = 673619 is a prime.

It is a super-3 number, since 3×673635³ = 917054583336968625, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (673637) 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, 22440 + ... + 22469.

It is an arithmetic number, because the mean of its divisors is an integer number (134730).

2⁶⁷³⁶³⁵ is an apocalyptic number.

673635 is a deficient number, since it is larger than the sum of its proper divisors (404205).

673635 is a wasteful number, since it uses less digits than its factorization.

673635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44917.

The product of its digits is 11340, while the sum is 30.

The square root of 673635 is about 820.7527033157. The cubic root of 673635 is about 87.6613621070.

The spelling of 673635 in words is "six hundred seventy-three thousand, six hundred thirty-five".