1089967236 has 24 divisors (see below), whose sum is σ = 2545781280. Its totient is φ = 362961792.

The previous prime is 1089967183. The next prime is 1089967267. The reversal of 1089967236 is 6327699801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32341 + ... + 56796.

It is an arithmetic number, because the mean of its divisors is an integer number (106074220).

Almost surely, 2^1089967236 is an apocalyptic number.

It is an amenable number.

1089967236 is an abundant number, since it is smaller than the sum of its proper divisors (1455814044).

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

1089967236 is a wasteful number, since it uses less digits than its factorization.

1089967236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90163 (or 90161 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 1089967236 is about 33014.6518382369. The cubic root of 1089967236 is about 1029.1321549013.

The spelling of 1089967236 in words is "one billion, eighty-nine million, nine hundred sixty-seven thousand, two hundred thirty-six".