254667 has 16 divisors (see below), whose sum is σ = 396032. Its totient is φ = 142560.

The previous prime is 254663. The next prime is 254699. The reversal of 254667 is 766452.

It is not a de Polignac number, because 254667 - 2² = 254663 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 254667.

It is not an unprimeable number, because it can be changed into a prime (254663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1317 + ... + 1497.

It is an arithmetic number, because the mean of its divisors is an integer number (24752).

2²⁵⁴⁶⁶⁷ is an apocalyptic number.

254667 is a deficient number, since it is larger than the sum of its proper divisors (141365).

254667 is a wasteful number, since it uses less digits than its factorization.

254667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258.

The product of its digits is 10080, while the sum is 30.

The square root of 254667 is about 504.6454200724. The cubic root of 254667 is about 63.3856416117.

The spelling of 254667 in words is "two hundred fifty-four thousand, six hundred sixty-seven".