1222351434 has 24 divisors (see below), whose sum is σ = 2787819840. Its totient is φ = 386005608.

The previous prime is 1222351433. The next prime is 1222351447. The reversal of 1222351434 is 4341532221.

1222351434 is a `hidden beast` number, since 1 + 2 + 223 + 5 + 1 + 434 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1222351398 and 1222351407.

It is not an unprimeable number, because it can be changed into a prime (1222351433) 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, 1786722 + ... + 1787405.

It is an arithmetic number, because the mean of its divisors is an integer number (116159160).

Almost surely, 2^1222351434 is an apocalyptic number.

1222351434 is an abundant number, since it is smaller than the sum of its proper divisors (1565468406).

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

1222351434 is a wasteful number, since it uses less digits than its factorization.

1222351434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3574154 (or 3574151 counting only the distinct ones).

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

The square root of 1222351434 is about 34962.1428691092. The cubic root of 1222351434 is about 1069.2157860540.

Adding to 1222351434 its reverse (4341532221), we get a palindrome (5563883655).

The spelling of 1222351434 in words is "one billion, two hundred twenty-two million, three hundred fifty-one thousand, four hundred thirty-four".