1089802 has 32 divisors (see below), whose sum is σ = 2090880. Its totient is φ = 414720.

The previous prime is 1089799. The next prime is 1089841. The reversal of 1089802 is 2089801.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4402 + ... + 4642.

It is an arithmetic number, because the mean of its divisors is an integer number (65340).

2^1089802 is an apocalyptic number.

1089802 is a deficient number, since it is larger than the sum of its proper divisors (1001078).

1089802 is a wasteful number, since it uses less digits than its factorization.

1089802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 1089802 is about 1043.9358217822. The cubic root of 1089802 is about 102.9080147749.

Subtracting 1089802 from its reverse (2089801), we obtain a palindrome (999999).

It can be divided in two parts, 1089 and 802, that multiplied together give a palindrome (873378).

The spelling of 1089802 in words is "one million, eighty-nine thousand, eight hundred two".