1089328 has 20 divisors (see below), whose sum is σ = 2134288. Its totient is φ = 538560.

The previous prime is 1089313. The next prime is 1089359. The reversal of 1089328 is 8239801.

It is a self number, because there is not a number n which added to its sum of digits gives 1089328.

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, 1318 + ... + 1978.

2^1089328 is an apocalyptic number.

It is an amenable number.

1089328 is a deficient number, since it is larger than the sum of its proper divisors (1044960).

1089328 is a wasteful number, since it uses less digits than its factorization.

1089328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 1089328 is about 1043.7087716408. The cubic root of 1089328 is about 102.8930929596.

The spelling of 1089328 in words is "one million, eighty-nine thousand, three hundred twenty-eight".