1089196 has 6 divisors (see below), whose sum is σ = 1906100. Its totient is φ = 544596.

The previous prime is 1089191. The next prime is 1089197. The reversal of 1089196 is 6919801.

It is not an unprimeable number, because it can be changed into a prime (1089191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136146 + ... + 136153.

2^1089196 is an apocalyptic number.

It is an amenable number.

1089196 is a deficient number, since it is larger than the sum of its proper divisors (816904).

1089196 is a wasteful number, since it uses less digits than its factorization.

1089196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272303 (or 272301 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 1089196 is about 1043.6455336943. The cubic root of 1089196 is about 102.8889367468. Note that the first 3 decimals are identical.

It can be divided in two parts, 1089 and 196, that multiplied together give a square (213444 = 462²).

The spelling of 1089196 in words is "one million, eighty-nine thousand, one hundred ninety-six".