254812 has 6 divisors (see below), whose sum is σ = 445928. Its totient is φ = 127404.

The previous prime is 254803. The next prime is 254827. The reversal of 254812 is 218452.

It is a congruent number.

It is an unprimeable number.

254812 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 as a sum of consecutive naturals, namely, 31848 + ... + 31855.

2²⁵⁴⁸¹² is an apocalyptic number.

It is an amenable number.

254812 is a deficient number, since it is larger than the sum of its proper divisors (191116).

254812 is a wasteful number, since it uses less digits than its factorization.

254812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63707 (or 63705 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 254812 is about 504.7890648578. The cubic root of 254812 is about 63.3976693110.

The spelling of 254812 in words is "two hundred fifty-four thousand, eight hundred twelve".