1404224004422 has 4 divisors (see below), whose sum is σ = 2106336006636. Its totient is φ = 702112002210.

The previous prime is 1404224004389. The next prime is 1404224004427. The reversal of 1404224004422 is 2244004224041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404224004427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351056001104 + ... + 351056001107.

It is an arithmetic number, because the mean of its divisors is an integer number (526584001659).

Almost surely, 2^{1404224004422} is an apocalyptic number.

1404224004422 is a deficient number, since it is larger than the sum of its proper divisors (702112002214).

1404224004422 is an equidigital number, since it uses as much as digits as its factorization.

1404224004422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702112002213.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 1404224004422 its reverse (2244004224041), we get a palindrome (3648228228463).

The spelling of 1404224004422 in words is "one trillion, four hundred four billion, two hundred twenty-four million, four thousand, four hundred twenty-two".