1244454422 has 16 divisors (see below), whose sum is σ = 1949022432. Its totient is φ = 594813120.

The previous prime is 1244454401. The next prime is 1244454437. The reversal of 1244454422 is 2244544421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78338 + ... + 92874.

It is an arithmetic number, because the mean of its divisors is an integer number (121813902).

Almost surely, 2^1244454422 is an apocalyptic number.

1244454422 is a deficient number, since it is larger than the sum of its proper divisors (704568010).

1244454422 is a wasteful number, since it uses less digits than its factorization.

1244454422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16423.

The product of its digits is 40960, while the sum is 32.

The square root of 1244454422 is about 35276.8255658017. The cubic root of 1244454422 is about 1075.6219719981.

Adding to 1244454422 its reverse (2244544421), we get a palindrome (3488998843).

It can be divided in two parts, 12444 and 54422, that added together give a palindrome (66866).

The spelling of 1244454422 in words is "one billion, two hundred forty-four million, four hundred fifty-four thousand, four hundred twenty-two".