423222227 has 4 divisors (see below), whose sum is σ = 424501176. Its totient is φ = 421943280.

The previous prime is 423222187. The next prime is 423222251. The reversal of 423222227 is 722222324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423222227 - 2²⁶ = 356113363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423222196 and 423222205.

It is not an unprimeable number, because it can be changed into a prime (423225227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638978 + ... + 639639.

It is an arithmetic number, because the mean of its divisors is an integer number (106125294).

Almost surely, 2^423222227 is an apocalyptic number.

423222227 is a deficient number, since it is larger than the sum of its proper divisors (1278949).

423222227 is a wasteful number, since it uses less digits than its factorization.

423222227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278948.

The product of its digits is 5376, while the sum is 26.

The square root of 423222227 is about 20572.3656150672. The cubic root of 423222227 is about 750.7975084139.

The spelling of 423222227 in words is "four hundred twenty-three million, two hundred twenty-two thousand, two hundred twenty-seven".