1089696 has 24 divisors (see below), whose sum is σ = 2860704. Its totient is φ = 363200.

The previous prime is 1089679. The next prime is 1089703. The reversal of 1089696 is 6969801.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5580 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (119196).

2^1089696 is an apocalyptic number.

1089696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1089696 is an abundant number, since it is smaller than the sum of its proper divisors (1771008).

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

1089696 is a wasteful number, since it uses less digits than its factorization.

1089696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11364 (or 11356 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1089696 is about 1043.8850511431. The cubic root of 1089696 is about 102.9046782046.

The spelling of 1089696 in words is "one million, eighty-nine thousand, six hundred ninety-six".