262667 has 4 divisors (see below), whose sum is σ = 278136. Its totient is φ = 247200.

The previous prime is 262657. The next prime is 262681. The reversal of 262667 is 766262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 262667 - 2⁴ = 262651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (262627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7709 + ... + 7742.

It is an arithmetic number, because the mean of its divisors is an integer number (69534).

2²⁶²⁶⁶⁷ is an apocalyptic number.

262667 is a deficient number, since it is larger than the sum of its proper divisors (15469).

262667 is a wasteful number, since it uses less digits than its factorization.

262667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15468.

The product of its digits is 6048, while the sum is 29.

The square root of 262667 is about 512.5104876976. The cubic root of 262667 is about 64.0425335754.

It can be divided in two parts, 262 and 667, that added together give a palindrome (929).

The spelling of 262667 in words is "two hundred sixty-two thousand, six hundred sixty-seven".