673585 has 16 divisors (see below), whose sum is σ = 908352. Its totient is φ = 475200.

The previous prime is 673579. The next prime is 673609. The reversal of 673585 is 585376.

It is a happy number.

It is not a de Polignac number, because 673585 - 2⁵ = 673553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673585.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1870 + ... + 2200.

It is an arithmetic number, because the mean of its divisors is an integer number (56772).

2⁶⁷³⁵⁸⁵ is an apocalyptic number.

It is an amenable number.

673585 is a deficient number, since it is larger than the sum of its proper divisors (234767).

673585 is a wasteful number, since it uses less digits than its factorization.

673585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384.

The product of its digits is 25200, while the sum is 34.

The square root of 673585 is about 820.7222429056. The cubic root of 673585 is about 87.6591931893.

Subtracting from 673585 its reverse (585376), we obtain a square (88209 = 297²).

The spelling of 673585 in words is "six hundred seventy-three thousand, five hundred eighty-five".