1089882 has 16 divisors (see below), whose sum is σ = 2422080. Its totient is φ = 363276.

The previous prime is 1089877. The next prime is 1089917. The reversal of 1089882 is 2889801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10038 + ... + 10145.

It is an arithmetic number, because the mean of its divisors is an integer number (151380).

2^1089882 is an apocalyptic number.

1089882 is an abundant number, since it is smaller than the sum of its proper divisors (1332198).

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

1089882 is a wasteful number, since it uses less digits than its factorization.

1089882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20194 (or 20188 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 1089882 is about 1043.9741376107. The cubic root of 1089882 is about 102.9105327980.

The spelling of 1089882 in words is "one million, eighty-nine thousand, eight hundred eighty-two".