254866 has 12 divisors (see below), whose sum is σ = 404622. Its totient is φ = 120384.

The previous prime is 254857. The next prime is 254869. The reversal of 254866 is 668452.

It can be written as a sum of positive squares in only one way, i.e., 225625 + 29241 = 475^2 + 171^2 .

It is not an unprimeable number, because it can be changed into a prime (254869) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 546 + ... + 898.

2²⁵⁴⁸⁶⁶ is an apocalyptic number.

254866 is a deficient number, since it is larger than the sum of its proper divisors (149756).

254866 is a wasteful number, since it uses less digits than its factorization.

254866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 374 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 254866 is about 504.8425497123. The cubic root of 254866 is about 63.4021474260.

The spelling of 254866 in words is "two hundred fifty-four thousand, eight hundred sixty-six".