422255 has 8 divisors (see below), whose sum is σ = 513600. Its totient is φ = 333216.

The previous prime is 422249. The next prime is 422267. The reversal of 422255 is 552224.

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 422255 - 2⁴ = 422239 is a prime.

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, 140 + ... + 929.

It is an arithmetic number, because the mean of its divisors is an integer number (64200).

2⁴²²²⁵⁵ is an apocalyptic number.

422255 is a deficient number, since it is larger than the sum of its proper divisors (91345).

422255 is a wasteful number, since it uses less digits than its factorization.

422255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153.

The product of its digits is 800, while the sum is 20.

The square root of 422255 is about 649.8115111323. The cubic root of 422255 is about 75.0225117608.

Adding to 422255 its reverse (552224), we get a palindrome (974479).

The spelling of 422255 in words is "four hundred twenty-two thousand, two hundred fifty-five".