264173 has 8 divisors (see below), whose sum is σ = 325248. Its totient is φ = 208944.

The previous prime is 264169. The next prime is 264179. The reversal of 264173 is 371462.

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 264173 - 2² = 264169 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264179) 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, 1361 + ... + 1542.

It is an arithmetic number, because the mean of its divisors is an integer number (40656).

2²⁶⁴¹⁷³ is an apocalyptic number.

It is an amenable number.

264173 is a deficient number, since it is larger than the sum of its proper divisors (61075).

264173 is a wasteful number, since it uses less digits than its factorization.

264173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923.

The product of its digits is 1008, while the sum is 23.

The square root of 264173 is about 513.9776259722. The cubic root of 264173 is about 64.1646962533.

Adding to 264173 its sum of digits (23), we get a square (264196 = 514²).

The spelling of 264173 in words is "two hundred sixty-four thousand, one hundred seventy-three".