1224022132 has 6 divisors (see below), whose sum is σ = 2142038738. Its totient is φ = 612011064.

The previous prime is 1224022127. The next prime is 1224022139. The reversal of 1224022132 is 2312204221.

It can be written as a sum of positive squares in only one way, i.e., 1224020196 + 1936 = 34986^2 + 44^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224022139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153002763 + ... + 153002770.

Almost surely, 2^1224022132 is an apocalyptic number.

It is an amenable number.

1224022132 is a deficient number, since it is larger than the sum of its proper divisors (918016606).

1224022132 is a wasteful number, since it uses less digits than its factorization.

1224022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306005537 (or 306005535 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1224022132 is about 34986.0276681992. The cubic root of 1224022132 is about 1069.7026955177.

Adding to 1224022132 its reverse (2312204221), we get a palindrome (3536226353).

The spelling of 1224022132 in words is "one billion, two hundred twenty-four million, twenty-two thousand, one hundred thirty-two".