1089826122 has 64 divisors (see below), whose sum is σ = 2762108928. Its totient is φ = 278424000.

The previous prime is 1089826109. The next prime is 1089826147. The reversal of 1089826122 is 2216289801.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8847 + ... + 47517.

It is an arithmetic number, because the mean of its divisors is an integer number (43157952).

Almost surely, 2^1089826122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1089826122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381054464).

1089826122 is an abundant number, since it is smaller than the sum of its proper divisors (1672282806).

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

1089826122 is a wasteful number, since it uses less digits than its factorization.

1089826122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38755.

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 1089826122 is about 33012.5146270320. The cubic root of 1089826122 is about 1029.0877403483.

The spelling of 1089826122 in words is "one billion, eighty-nine million, eight hundred twenty-six thousand, one hundred twenty-two".