264887 has 8 divisors (see below), whose sum is σ = 307200. Its totient is φ = 223704.

The previous prime is 264881. The next prime is 264889. The reversal of 264887 is 788462.

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 264887 - 2⁴ = 264871 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 6⁴ + 8² + 4² + 8⁶ + 7³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264881) 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, 314 + ... + 792.

It is an arithmetic number, because the mean of its divisors is an integer number (38400).

2²⁶⁴⁸⁸⁷ is an apocalyptic number.

264887 is a deficient number, since it is larger than the sum of its proper divisors (42313).

264887 is an equidigital number, since it uses as much as digits as its factorization.

264887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565.

The product of its digits is 21504, while the sum is 35.

The square root of 264887 is about 514.6717400441. The cubic root of 264887 is about 64.2224518155. Note that the first 3 decimals are identical.

It can be divided in two parts, 26 and 4887, that added together give a cube (4913 = 17³).

The spelling of 264887 in words is "two hundred sixty-four thousand, eight hundred eighty-seven".