254823 has 12 divisors (see below), whose sum is σ = 355368. Its totient is φ = 162400.

The previous prime is 254803. The next prime is 254827. The reversal of 254823 is 328452.

It is not a de Polignac number, because 254823 - 2⁵ = 254791 is a prime.

It is a super-2 number, since 2×254823² = 129869522658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 254793 and 254802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2473 + ... + 2573.

It is an arithmetic number, because the mean of its divisors is an integer number (29614).

2²⁵⁴⁸²³ is an apocalyptic number.

254823 is a deficient number, since it is larger than the sum of its proper divisors (100545).

254823 is a wasteful number, since it uses less digits than its factorization.

254823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 133 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 254823 is about 504.7999603803. The cubic root of 254823 is about 63.3985815709.

The spelling of 254823 in words is "two hundred fifty-four thousand, eight hundred twenty-three".