1089022 has 16 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 486040.

The previous prime is 1089017. The next prime is 1089029. The reversal of 1089022 is 2209801.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1088984 and 1089002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089029) by changing a digit.

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, 879 + ... + 1717.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

2^1089022 is an apocalyptic number.

1089022 is a deficient number, since it is larger than the sum of its proper divisors (725378).

1089022 is a wasteful number, since it uses less digits than its factorization.

1089022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1089022 is about 1043.5621687279. The cubic root of 1089022 is about 102.8834575896.

The spelling of 1089022 in words is "one million, eighty-nine thousand, twenty-two".