262423 has 4 divisors (see below), whose sum is σ = 299920. Its totient is φ = 224928.

The previous prime is 262411. The next prime is 262433. The reversal of 262423 is 324262.

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 262423 - 2⁵ = 262391 is a prime.

It is a d-powerful number, because it can be written as 2² + 6 + 4 + 2⁸ + 2¹⁸ + 3² .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 262423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (262433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18738 + ... + 18751.

It is an arithmetic number, because the mean of its divisors is an integer number (74980).

2²⁶²⁴²³ is an apocalyptic number.

262423 is a deficient number, since it is larger than the sum of its proper divisors (37497).

262423 is an equidigital number, since it uses as much as digits as its factorization.

262423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37496.

The product of its digits is 576, while the sum is 19.

The square root of 262423 is about 512.2723884810. The cubic root of 262423 is about 64.0226970279.

Adding to 262423 its reverse (324262), we get a palindrome (586685).

The spelling of 262423 in words is "two hundred sixty-two thousand, four hundred twenty-three".