1089084 has 24 divisors (see below), whose sum is σ = 2596608. Its totient is φ = 355120.

The previous prime is 1089047. The next prime is 1089091. The reversal of 1089084 is 4809801.

It is a happy number.

It is a super-2 number, since 2×1089084² = 2372207918112, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 402 + ... + 1529.

It is an arithmetic number, because the mean of its divisors is an integer number (108192).

2^1089084 is an apocalyptic number.

It is an amenable number.

1089084 is an abundant number, since it is smaller than the sum of its proper divisors (1507524).

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

1089084 is a wasteful number, since it uses less digits than its factorization.

1089084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1983 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1089084 is about 1043.5918742497. The cubic root of 1089084 is about 102.8854099999.

The spelling of 1089084 in words is "one million, eighty-nine thousand, eighty-four".