1222434292 has 12 divisors (see below), whose sum is σ = 2165034816. Its totient is φ = 603852920.

The previous prime is 1222434287. The next prime is 1222434299. The reversal of 1222434292 is 2924342221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222434299) 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, 1840684 + ... + 1841347.

It is an arithmetic number, because the mean of its divisors is an integer number (180419568).

Almost surely, 2^1222434292 is an apocalyptic number.

It is an amenable number.

1222434292 is a deficient number, since it is larger than the sum of its proper divisors (942600524).

1222434292 is a wasteful number, since it uses less digits than its factorization.

1222434292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682118 (or 3682116 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 1222434292 is about 34963.3278164422. The cubic root of 1222434292 is about 1069.2399447035.

The spelling of 1222434292 in words is "one billion, two hundred twenty-two million, four hundred thirty-four thousand, two hundred ninety-two".