1122244884 has 18 divisors (see below), whose sum is σ = 2836785770. Its totient is φ = 374081616.

The previous prime is 1122244883. The next prime is 1122244931. The reversal of 1122244884 is 4884422211.

It is a happy number.

1122244884 is a `hidden beast` number, since 112 + 22 + 448 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 677456784 + 444788100 = 26028^2 + 21090^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 31173469 = 1122244884 / (1 + 1 + 2 + 2 + 2 + 4 + 4 + 8 + 8 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122244883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15586699 + ... + 15586770.

Almost surely, 2^1122244884 is an apocalyptic number.

It is an amenable number.

1122244884 is an abundant number, since it is smaller than the sum of its proper divisors (1714540886).

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

1122244884 is a wasteful number, since it uses less digits than its factorization.

1122244884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31173479 (or 31173474 counting only the distinct ones).

The product of its digits is 32768, while the sum is 36.

The square root of 1122244884 is about 33499.9236417040. The cubic root of 1122244884 is about 1039.1921993949.

The spelling of 1122244884 in words is "one billion, one hundred twenty-two million, two hundred forty-four thousand, eight hundred eighty-four".