423222255 has 48 divisors (see below), whose sum is σ = 744307200. Its totient is φ = 222450624.

The previous prime is 423222253. The next prime is 423222271. The reversal of 423222255 is 552222324.

It is not a de Polignac number, because 423222255 - 2¹ = 423222253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423222251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1495344 + ... + 1495626.

It is an arithmetic number, because the mean of its divisors is an integer number (15506400).

Almost surely, 2^423222255 is an apocalyptic number.

423222255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

423222255 is a deficient number, since it is larger than the sum of its proper divisors (321084945).

423222255 is a wasteful number, since it uses less digits than its factorization.

423222255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 657 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 423222255 is about 20572.3662955918. The cubic root of 423222255 is about 750.7975249713.

Adding to 423222255 its reverse (552222324), we get a palindrome (975444579).

The spelling of 423222255 in words is "four hundred twenty-three million, two hundred twenty-two thousand, two hundred fifty-five".