262963 has 4 divisors (see below), whose sum is σ = 267480. Its totient is φ = 258448.

The previous prime is 262957. The next prime is 262981. The reversal of 262963 is 369262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369262 = 2 ⋅184631.

It is a cyclic number.

It is not a de Polignac number, because 262963 - 2¹⁷ = 131891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232963) 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, 2170 + ... + 2287.

It is an arithmetic number, because the mean of its divisors is an integer number (66870).

2²⁶²⁹⁶³ is an apocalyptic number.

262963 is a deficient number, since it is larger than the sum of its proper divisors (4517).

262963 is an equidigital number, since it uses as much as digits as its factorization.

262963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516.

The product of its digits is 3888, while the sum is 28.

The square root of 262963 is about 512.7991809666. The cubic root of 262963 is about 64.0665811003.

It can be divided in two parts, 262 and 963, that added together give a triangular number (1225 = T₄₉).

The spelling of 262963 in words is "two hundred sixty-two thousand, nine hundred sixty-three".