1404222215 has 16 divisors (see below), whose sum is σ = 1839908736. Its totient is φ = 1020333600.

The previous prime is 1404222203. The next prime is 1404222223. The reversal of 1404222215 is 5122224041.

1404222215 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1404222215 - 2⁴ = 1404222199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53504 + ... + 75306.

It is an arithmetic number, because the mean of its divisors is an integer number (114994296).

Almost surely, 2^1404222215 is an apocalyptic number.

1404222215 is a deficient number, since it is larger than the sum of its proper divisors (435686521).

1404222215 is a wasteful number, since it uses less digits than its factorization.

1404222215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22990.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1404222215 is about 37472.9531128786. The cubic root of 1404222215 is about 1119.8124194250.

Adding to 1404222215 its reverse (5122224041), we get a palindrome (6526446256).

The spelling of 1404222215 in words is "one billion, four hundred four million, two hundred twenty-two thousand, two hundred fifteen".