1089793228 has 12 divisors (see below), whose sum is σ = 2019322872. Its totient is φ = 512843840.

The previous prime is 1089793219. The next prime is 1089793253. The reversal of 1089793228 is 8223979801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8013118 + ... + 8013253.

It is an arithmetic number, because the mean of its divisors is an integer number (168276906).

Almost surely, 2^1089793228 is an apocalyptic number.

It is an amenable number.

1089793228 is a deficient number, since it is larger than the sum of its proper divisors (929529644).

1089793228 is a wasteful number, since it uses less digits than its factorization.

1089793228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16026392 (or 16026390 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 1089793228 is about 33012.0164182681. The cubic root of 1089793228 is about 1029.0773866622.

The spelling of 1089793228 in words is "one billion, eighty-nine million, seven hundred ninety-three thousand, two hundred twenty-eight".