1198228 has 24 divisors (see below), whose sum is σ = 2261952. Its totient is φ = 553344.

The previous prime is 1198217. The next prime is 1198229. The reversal of 1198228 is 8228911.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1198228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198229) 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 in 7 ways as a sum of consecutive naturals, for example, 4425 + ... + 4687.

It is an arithmetic number, because the mean of its divisors is an integer number (94248).

2^1198228 is an apocalyptic number.

It is an amenable number.

1198228 is a deficient number, since it is larger than the sum of its proper divisors (1063724).

1198228 is a wasteful number, since it uses less digits than its factorization.

1198228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 349 counting only the distinct ones).

The product of its digits is 2304, while the sum is 31.

The square root of 1198228 is about 1094.6360125631. The cubic root of 1198228 is about 106.2135247345.

The spelling of 1198228 in words is "one million, one hundred ninety-eight thousand, two hundred twenty-eight".