1222353522 has 48 divisors (see below), whose sum is σ = 2906002008. Its totient is φ = 369008640.

The previous prime is 1222353521. The next prime is 1222353523. The reversal of 1222353522 is 2253532221.

1222353522 is a `hidden beast` number, since 122 + 2 + 3 + 535 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1222353521) and next prime (1222353523).

It can be written as a sum of positive squares in 4 ways, for example, as 895864761 + 326488761 = 29931^2 + 18069^2 .

It is not an unprimeable number, because it can be changed into a prime (1222353521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36879 + ... + 61682.

Almost surely, 2^1222353522 is an apocalyptic number.

1222353522 is an abundant number, since it is smaller than the sum of its proper divisors (1683648486).

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

1222353522 is a wasteful number, since it uses less digits than its factorization.

1222353522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98635 (or 98632 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 1222353522 is about 34962.1727299663. The cubic root of 1222353522 is about 1069.2163948590.

Adding to 1222353522 its reverse (2253532221), we get a palindrome (3475885743).

The spelling of 1222353522 in words is "one billion, two hundred twenty-two million, three hundred fifty-three thousand, five hundred twenty-two".