1188196 has 6 divisors (see below), whose sum is σ = 2079350. Its totient is φ = 594096.

The previous prime is 1188179. The next prime is 1188197. The reversal of 1188196 is 6918811.

It can be written as a sum of positive squares in only one way, i.e., 1028196 + 160000 = 1014^2 + 400^2 .

It is not an unprimeable number, because it can be changed into a prime (1188197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148521 + ... + 148528.

2^1188196 is an apocalyptic number.

It is an amenable number.

1188196 is a deficient number, since it is larger than the sum of its proper divisors (891154).

1188196 is a wasteful number, since it uses less digits than its factorization.

1188196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297053 (or 297051 counting only the distinct ones).

The product of its digits is 3456, while the sum is 34.

The square root of 1188196 is about 1090.0440358077. The cubic root of 1188196 is about 105.9162742199.

The spelling of 1188196 in words is "one million, one hundred eighty-eight thousand, one hundred ninety-six".