255422017 has 8 divisors (see below), whose sum is σ = 261217152. Its totient is φ = 249642000.

The previous prime is 255422009. The next prime is 255422029. The reversal of 255422017 is 710224552.

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

It is a cyclic number.

It is not a de Polignac number, because 255422017 - 2³ = 255422009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255422117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34767 + ... + 41467.

It is an arithmetic number, because the mean of its divisors is an integer number (32652144).

Almost surely, 2^255422017 is an apocalyptic number.

It is an amenable number.

255422017 is a deficient number, since it is larger than the sum of its proper divisors (5795135).

255422017 is an equidigital number, since it uses as much as digits as its factorization.

255422017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7559.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 255422017 is about 15981.9278248902. The cubic root of 255422017 is about 634.4822009036.

Adding to 255422017 its reverse (710224552), we get a palindrome (965646569).

The spelling of 255422017 in words is "two hundred fifty-five million, four hundred twenty-two thousand, seventeen".