1226222622 has 24 divisors (see below), whose sum is σ = 2682614064. Its totient is φ = 404771904.

The previous prime is 1226222609. The next prime is 1226222623. The reversal of 1226222622 is 2262226221.

1226222622 is a `hidden beast` number, since 12 + 2 + 6 + 2 + 22 + 622 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226222623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328843 + ... + 332550.

It is an arithmetic number, because the mean of its divisors is an integer number (111775586).

Almost surely, 2^1226222622 is an apocalyptic number.

1226222622 is an abundant number, since it is smaller than the sum of its proper divisors (1456391442).

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

1226222622 is a wasteful number, since it uses less digits than its factorization.

1226222622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661504 (or 661501 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1226222622 is about 35017.4616727141. The cubic root of 1226222622 is about 1070.3433323359.

Adding to 1226222622 its reverse (2262226221), we get a palindrome (3488448843).

The spelling of 1226222622 in words is "one billion, two hundred twenty-six million, two hundred twenty-two thousand, six hundred twenty-two".