1422044450 has 18 divisors (see below), whose sum is σ = 2645498739. Its totient is φ = 568711120.

The previous prime is 1422044423. The next prime is 1422044461. The reversal of 1422044450 is 544402241.

It can be written as a sum of positive squares in 5 ways, for example, as 1367742289 + 54302161 = 36983^2 + 7369^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=26665.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 263984 + ... + 269316.

Almost surely, 2^1422044450 is an apocalyptic number.

1422044450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1422044450 is a deficient number, since it is larger than the sum of its proper divisors (1223454289).

1422044450 is an frugal number, since it uses more digits than its factorization.

1422044450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10678 (or 5340 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 1422044450 is about 37710.0046406786. The cubic root of 1422044450 is about 1124.5300292106.

Adding to 1422044450 its reverse (544402241), we get a palindrome (1966446691).

The spelling of 1422044450 in words is "one billion, four hundred twenty-two million, forty-four thousand, four hundred fifty".