1226530422 has 24 divisors (see below), whose sum is σ = 2861904864. Its totient is φ = 377393904.

The previous prime is 1226530421. The next prime is 1226530439. The reversal of 1226530422 is 2240356221.

It is a happy number.

1226530422 is a `hidden beast` number, since 1 + 2 + 2 + 653 + 0 + 4 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226530421) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2620558 + ... + 2621025.

It is an arithmetic number, because the mean of its divisors is an integer number (119246036).

Almost surely, 2^1226530422 is an apocalyptic number.

1226530422 is an abundant number, since it is smaller than the sum of its proper divisors (1635374442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226530422 is a wasteful number, since it uses less digits than its factorization.

1226530422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5241604 (or 5241601 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1226530422 is about 35021.8563471441. The cubic root of 1226530422 is about 1070.4328821751.

Adding to 1226530422 its reverse (2240356221), we get a palindrome (3466886643).

The spelling of 1226530422 in words is "one billion, two hundred twenty-six million, five hundred thirty thousand, four hundred twenty-two".