1198162 has 24 divisors (see below), whose sum is σ = 2179008. Its totient is φ = 483120.

The previous prime is 1198157. The next prime is 1198187. The reversal of 1198162 is 2618911.

It is a happy number.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 1198162.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 19612 + ... + 19672.

It is an arithmetic number, because the mean of its divisors is an integer number (90792).

2^1198162 is an apocalyptic number.

1198162 is a deficient number, since it is larger than the sum of its proper divisors (980846).

1198162 is an equidigital number, since it uses as much as digits as its factorization.

1198162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 93 counting only the distinct ones).

The product of its digits is 864, while the sum is 28.

The square root of 1198162 is about 1094.6058651405. The cubic root of 1198162 is about 106.2115745711.

It can be divided in two parts, 119 and 8162, that added together give a square (8281 = 91²).

The spelling of 1198162 in words is "one million, one hundred ninety-eight thousand, one hundred sixty-two".