262855 has 4 divisors (see below), whose sum is σ = 315432. Its totient is φ = 210280.

The previous prime is 262853. The next prime is 262877. The reversal of 262855 is 558262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 558262 = 2 ⋅279131.

It is not a de Polignac number, because 262855 - 2¹ = 262853 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 (262853) 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, 26281 + ... + 26290.

It is an arithmetic number, because the mean of its divisors is an integer number (78858).

2²⁶²⁸⁵⁵ is an apocalyptic number.

262855 is a deficient number, since it is larger than the sum of its proper divisors (52577).

262855 is an equidigital number, since it uses as much as digits as its factorization.

262855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52576.

The product of its digits is 4800, while the sum is 28.

The square root of 262855 is about 512.6938657718. The cubic root of 262855 is about 64.0578090953.

The spelling of 262855 in words is "two hundred sixty-two thousand, eight hundred fifty-five".