1089532 has 6 divisors (see below), whose sum is σ = 1906688. Its totient is φ = 544764.

The previous prime is 1089523. The next prime is 1089551. The reversal of 1089532 is 2359801.

It is a self number, because there is not a number n which added to its sum of digits gives 1089532.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 136188 + ... + 136195.

2^1089532 is an apocalyptic number.

It is an amenable number.

1089532 is a deficient number, since it is larger than the sum of its proper divisors (817156).

1089532 is a wasteful number, since it uses less digits than its factorization.

1089532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272387 (or 272385 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1089532 is about 1043.8064954770. The cubic root of 1089532 is about 102.8995155372.

The spelling of 1089532 in words is "one million, eighty-nine thousand, five hundred thirty-two".