1222535404 has 24 divisors (see below), whose sum is σ = 2179548000. Its totient is φ = 599854080.

The previous prime is 1222535387. The next prime is 1222535407. The reversal of 1222535404 is 4045352221.

It is not an unprimeable number, because it can be changed into a prime (1222535407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103977 + ... + 115135.

It is an arithmetic number, because the mean of its divisors is an integer number (90814500).

Almost surely, 2^1222535404 is an apocalyptic number.

It is an amenable number.

1222535404 is a deficient number, since it is larger than the sum of its proper divisors (957012596).

1222535404 is a wasteful number, since it uses less digits than its factorization.

1222535404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11673 (or 11671 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1222535404 is about 34964.7737587418. The cubic root of 1222535404 is about 1069.2694241363.

Adding to 1222535404 its reverse (4045352221), we get a palindrome (5267887625).

The spelling of 1222535404 in words is "one billion, two hundred twenty-two million, five hundred thirty-five thousand, four hundred four".