264973 has 4 divisors (see below), whose sum is σ = 274140. Its totient is φ = 255808.

The previous prime is 264961. The next prime is 264977. The reversal of 264973 is 379462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51529 + 213444 = 227^2 + 462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264973 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 2¹¹ + 6² + 9 + 4⁹ + 7 + 3⁶ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264977) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4540 + ... + 4597.

It is an arithmetic number, because the mean of its divisors is an integer number (68535).

2²⁶⁴⁹⁷³ is an apocalyptic number.

It is an amenable number.

264973 is a deficient number, since it is larger than the sum of its proper divisors (9167).

264973 is an equidigital number, since it uses as much as digits as its factorization.

264973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9166.

The product of its digits is 9072, while the sum is 31.

The square root of 264973 is about 514.7552816630. The cubic root of 264973 is about 64.2294013615.

The spelling of 264973 in words is "two hundred sixty-four thousand, nine hundred seventy-three".