1423232422 has 4 divisors (see below), whose sum is σ = 2134848636. Its totient is φ = 711616210.

The previous prime is 1423232407. The next prime is 1423232423. The reversal of 1423232422 is 2242323241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2242323241 = 1613 ⋅1390157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423232423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355808104 + ... + 355808107.

It is an arithmetic number, because the mean of its divisors is an integer number (533712159).

Almost surely, 2^1423232422 is an apocalyptic number.

1423232422 is a deficient number, since it is larger than the sum of its proper divisors (711616214).

1423232422 is an equidigital number, since it uses as much as digits as its factorization.

1423232422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711616213.

The product of its digits is 4608, while the sum is 25.

The square root of 1423232422 is about 37725.7527691629. The cubic root of 1423232422 is about 1124.8430851434.

Adding to 1423232422 its reverse (2242323241), we get a palindrome (3665555663).

The spelling of 1423232422 in words is "one billion, four hundred twenty-three million, two hundred thirty-two thousand, four hundred twenty-two".