1044320422 has 4 divisors (see below), whose sum is σ = 1566480636. Its totient is φ = 522160210.

The previous prime is 1044320419. The next prime is 1044320437. The reversal of 1044320422 is 2240234401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2240234401 = 23609 ⋅94889.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1044320393 and 1044320402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261080104 + ... + 261080107.

It is an arithmetic number, because the mean of its divisors is an integer number (391620159).

Almost surely, 2^1044320422 is an apocalyptic number.

1044320422 is a deficient number, since it is larger than the sum of its proper divisors (522160214).

1044320422 is an equidigital number, since it uses as much as digits as its factorization.

1044320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522160213.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1044320422 is about 32315.9468683806. The cubic root of 1044320422 is about 1014.5604386575.

Adding to 1044320422 its reverse (2240234401), we get a palindrome (3284554823).

The spelling of 1044320422 in words is "one billion, forty-four million, three hundred twenty thousand, four hundred twenty-two".