1089548 has 12 divisors (see below), whose sum is σ = 1914192. Its totient is φ = 542640.

The previous prime is 1089523. The next prime is 1089551. The reversal of 1089548 is 8459801.

It is a super-2 number, since 2×1089548² = 2374229688608, which contains 22 as substring.

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, 1361 + ... + 2007.

It is an arithmetic number, because the mean of its divisors is an integer number (159516).

2^1089548 is an apocalyptic number.

It is an amenable number.

1089548 is a deficient number, since it is larger than the sum of its proper divisors (824644).

1089548 is a wasteful number, since it uses less digits than its factorization.

1089548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 1089548 is about 1043.8141597047. The cubic root of 1089548 is about 102.9000192349.

The spelling of 1089548 in words is "one million, eighty-nine thousand, five hundred forty-eight".