264943 has 6 divisors (see below), whose sum is σ = 308256. Its totient is φ = 227052.

The previous prime is 264931. The next prime is 264949. The reversal of 264943 is 349462.

It is a de Polignac number, because none of the positive numbers 2^k-264943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264949) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2655 + ... + 2752.

It is an arithmetic number, because the mean of its divisors is an integer number (51376).

2²⁶⁴⁹⁴³ is an apocalyptic number.

264943 is a deficient number, since it is larger than the sum of its proper divisors (43313).

264943 is an equidigital number, since it uses as much as digits as its factorization.

264943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421 (or 5414 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 264943 is about 514.7261407778. The cubic root of 264943 is about 64.2269772721.

The spelling of 264943 in words is "two hundred sixty-four thousand, nine hundred forty-three".