1423031322 has 32 divisors (see below), whose sum is σ = 2953161792. Its totient is φ = 456758784.

The previous prime is 1423031299. The next prime is 1423031339. The reversal of 1423031322 is 2231303241.

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, 11508 + ... + 54575.

It is an arithmetic number, because the mean of its divisors is an integer number (92286306).

Almost surely, 2^1423031322 is an apocalyptic number.

1423031322 is an abundant number, since it is smaller than the sum of its proper divisors (1530130470).

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

1423031322 is a wasteful number, since it uses less digits than its factorization.

1423031322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66222.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1423031322 is about 37723.0873869041. The cubic root of 1423031322 is about 1124.7901032607.

Adding to 1423031322 its reverse (2231303241), we get a palindrome (3654334563).

The spelling of 1423031322 in words is "one billion, four hundred twenty-three million, thirty-one thousand, three hundred twenty-two".