1423213422 has 32 divisors (see below), whose sum is σ = 2881198080. Its totient is φ = 468631200.

The previous prime is 1423213409. The next prime is 1423213447. The reversal of 1423213422 is 2243123241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1423213392 and 1423213401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287823 + ... + 292725.

It is an arithmetic number, because the mean of its divisors is an integer number (90037440).

Almost surely, 2^1423213422 is an apocalyptic number.

1423213422 is an abundant number, since it is smaller than the sum of its proper divisors (1457984658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423213422 is a wasteful number, since it uses less digits than its factorization.

1423213422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488.

The product of its digits is 2304, while the sum is 24.

The square root of 1423213422 is about 37725.5009509483. The cubic root of 1423213422 is about 1124.8380796096.

Adding to 1423213422 its reverse (2243123241), we get a palindrome (3666336663).

The spelling of 1423213422 in words is "one billion, four hundred twenty-three million, two hundred thirteen thousand, four hundred twenty-two".