1089488 has 20 divisors (see below), whose sum is σ = 2129700. Its totient is φ = 539904.

The previous prime is 1089481. The next prime is 1089497. The reversal of 1089488 is 8849801.

It can be written as a sum of positive squares in 2 ways, for example, as 529984 + 559504 = 728^2 + 748^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2156 + ... + 2612.

It is an arithmetic number, because the mean of its divisors is an integer number (106485).

2^1089488 is an apocalyptic number.

It is an amenable number.

1089488 is a deficient number, since it is larger than the sum of its proper divisors (1040212).

1089488 is a wasteful number, since it uses less digits than its factorization.

1089488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 1089488 is about 1043.7854185607. The cubic root of 1089488 is about 102.8981303432.

It can be divided in two parts, 10 and 89488, that added together give a palindrome (89498).

The spelling of 1089488 in words is "one million, eighty-nine thousand, four hundred eighty-eight".