255854902 has 8 divisors (see below), whose sum is σ = 392707656. Its totient is φ = 124952352.

The previous prime is 255854867. The next prime is 255854909. The reversal of 255854902 is 209458552.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255854909) 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 3 ways as a sum of consecutive naturals, for example, 1487443 + ... + 1487614.

It is an arithmetic number, because the mean of its divisors is an integer number (49088457).

Almost surely, 2^255854902 is an apocalyptic number.

255854902 is a deficient number, since it is larger than the sum of its proper divisors (136852754).

255854902 is a wasteful number, since it uses less digits than its factorization.

255854902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975102.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 255854902 is about 15995.4650448182. The cubic root of 255854902 is about 634.8404352417.

The spelling of 255854902 in words is "two hundred fifty-five million, eight hundred fifty-four thousand, nine hundred two".