254766 has 8 divisors (see below), whose sum is σ = 509544. Its totient is φ = 84920.

The previous prime is 254753. The next prime is 254773. The reversal of 254766 is 667452.

It is a sphenic number, since it is the product of 3 distinct primes.

254766 is an admirable number.

It is a congruent number.

It is an unprimeable number.

254766 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 21225 + ... + 21236.

It is an arithmetic number, because the mean of its divisors is an integer number (63693).

2²⁵⁴⁷⁶⁶ is an apocalyptic number.

254766 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254766 is a wasteful number, since it uses less digits than its factorization.

254766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42466.

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

The square root of 254766 is about 504.7434992152. The cubic root of 254766 is about 63.3938541213.

Subtracting 254766 from its reverse (667452), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 254766 in words is "two hundred fifty-four thousand, seven hundred sixty-six".