254889456 has 40 divisors (see below), whose sum is σ = 674529744. Its totient is φ = 82890240.

The previous prime is 254889433. The next prime is 254889461. The reversal of 254889456 is 654988452.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 254889399 and 254889408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62791 + ... + 66726.

Almost surely, 2^254889456 is an apocalyptic number.

It is an amenable number.

254889456 is an abundant number, since it is smaller than the sum of its proper divisors (419640288).

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

254889456 is a wasteful number, since it uses less digits than its factorization.

254889456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129569 (or 129563 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 51.

The square root of 254889456 is about 15965.2577805684. The cubic root of 254889456 is about 634.0409238943.

The spelling of 254889456 in words is "two hundred fifty-four million, eight hundred eighty-nine thousand, four hundred fifty-six".