1222223404 has 12 divisors (see below), whose sum is σ = 2231886384. Its totient is φ = 584541584.

The previous prime is 1222223369. The next prime is 1222223437. The reversal of 1222223404 is 4043222221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6642427 + ... + 6642610.

It is an arithmetic number, because the mean of its divisors is an integer number (185990532).

Almost surely, 2^1222223404 is an apocalyptic number.

It is an amenable number.

1222223404 is a deficient number, since it is larger than the sum of its proper divisors (1009662980).

1222223404 is a wasteful number, since it uses less digits than its factorization.

1222223404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13285064 (or 13285062 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1222223404 is about 34960.3118407145. The cubic root of 1222223404 is about 1069.1784545978.

Adding to 1222223404 its reverse (4043222221), we get a palindrome (5265445625).

The spelling of 1222223404 in words is "one billion, two hundred twenty-two million, two hundred twenty-three thousand, four hundred four".