1044422340 has 48 divisors (see below), whose sum is σ = 3149337408. Its totient is φ = 257088384.

The previous prime is 1044422329. The next prime is 1044422437. The reversal of 1044422340 is 432244401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1044422340.

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, 668722 + ... + 670281.

It is an arithmetic number, because the mean of its divisors is an integer number (65611196).

Almost surely, 2^1044422340 is an apocalyptic number.

1044422340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044422340 is an abundant number, since it is smaller than the sum of its proper divisors (2104915068).

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

1044422340 is a wasteful number, since it uses less digits than its factorization.

1044422340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339028 (or 1339026 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1044422340 is about 32317.5237293949. The cubic root of 1044422340 is about 1014.5934421320.

Adding to 1044422340 its reverse (432244401), we get a palindrome (1476666741).

The spelling of 1044422340 in words is "one billion, forty-four million, four hundred twenty-two thousand, three hundred forty".