262859 has 4 divisors (see below), whose sum is σ = 269016. Its totient is φ = 256704.

The previous prime is 262853. The next prime is 262877. The reversal of 262859 is 958262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958262 = 2 ⋅479131.

It is a cyclic number.

It is not a de Polignac number, because 262859 - 2¹² = 258763 is a prime.

It is a Duffinian 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, 3014 + ... + 3099.

It is an arithmetic number, because the mean of its divisors is an integer number (67254).

2²⁶²⁸⁵⁹ is an apocalyptic number.

262859 is a deficient number, since it is larger than the sum of its proper divisors (6157).

262859 is an equidigital number, since it uses as much as digits as its factorization.

262859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156.

The product of its digits is 8640, while the sum is 32.

The square root of 262859 is about 512.6977667203. The cubic root of 262859 is about 64.0581340273.

The spelling of 262859 in words is "two hundred sixty-two thousand, eight hundred fifty-nine".