1089832 has 16 divisors (see below), whose sum is σ = 2132640. Its totient is φ = 521136.

The previous prime is 1089799. The next prime is 1089841. The reversal of 1089832 is 2389801.

1089832 = T₃ + T₄ + ... + T₁₈₆.

It is a junction number, because it is equal to n+sod(n) for n = 1089794 and 1089803.

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, 2778 + ... + 3145.

It is an arithmetic number, because the mean of its divisors is an integer number (133290).

2^1089832 is an apocalyptic number.

It is an amenable number.

1089832 is a deficient number, since it is larger than the sum of its proper divisors (1042808).

1089832 is a wasteful number, since it uses less digits than its factorization.

1089832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5952 (or 5948 counting only the distinct ones).

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

The square root of 1089832 is about 1043.9501903827. The cubic root of 1089832 is about 102.9089590480.

Subtracting from 1089832 its sum of digits (31), we obtain a palindrome (1089801).

The spelling of 1089832 in words is "one million, eighty-nine thousand, eight hundred thirty-two".