1089088 has 112 divisors (see below), whose sum is σ = 3072384. Its totient is φ = 368640.

The previous prime is 1089047. The next prime is 1089091. The reversal of 1089088 is 8809801.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1089088² = 2372225343488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64056 + ... + 64072.

It is an arithmetic number, because the mean of its divisors is an integer number (27432).

2^1089088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1089088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536192).

1089088 is an abundant number, since it is smaller than the sum of its proper divisors (1983296).

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

1089088 is a wasteful number, since it uses less digits than its factorization.

1089088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 1089088 is about 1043.5937907059. The cubic root of 1089088 is about 102.8855359593.

It can be divided in two parts, 10 and 89088, that added together give a palindrome (89098).

The spelling of 1089088 in words is "one million, eighty-nine thousand, eighty-eight".