1422226636 has 12 divisors (see below), whose sum is σ = 2496901680. Its totient is φ = 708826160.

The previous prime is 1422226633. The next prime is 1422226639. The reversal of 1422226636 is 6366222241.

It is an interprime number because it is at equal distance from previous prime (1422226633) and next prime (1422226639).

It is not an unprimeable number, because it can be changed into a prime (1422226633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570391 + ... + 572878.

It is an arithmetic number, because the mean of its divisors is an integer number (208075140).

Almost surely, 2^1422226636 is an apocalyptic number.

It is an amenable number.

1422226636 is a deficient number, since it is larger than the sum of its proper divisors (1074675044).

1422226636 is a wasteful number, since it uses less digits than its factorization.

1422226636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143584 (or 1143582 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 1422226636 is about 37712.4201822158. The cubic root of 1422226636 is about 1124.5780504192.

Adding to 1422226636 its reverse (6366222241), we get a palindrome (7788448877).

The spelling of 1422226636 in words is "one billion, four hundred twenty-two million, two hundred twenty-six thousand, six hundred thirty-six".