1198227 has 4 divisors (see below), whose sum is σ = 1597640. Its totient is φ = 798816.

The previous prime is 1198217. The next prime is 1198229. The reversal of 1198227 is 7228911.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1198227 - 2⁸ = 1197971 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1198194 and 1198203.

It is not an unprimeable number, because it can be changed into a prime (1198229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199702 + ... + 199707.

It is an arithmetic number, because the mean of its divisors is an integer number (399410).

2^1198227 is an apocalyptic number.

1198227 is a deficient number, since it is larger than the sum of its proper divisors (399413).

1198227 is an equidigital number, since it uses as much as digits as its factorization.

1198227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399412.

The product of its digits is 2016, while the sum is 30.

The square root of 1198227 is about 1094.6355557901. The cubic root of 1198227 is about 106.2134951871.

The spelling of 1198227 in words is "one million, one hundred ninety-eight thousand, two hundred twenty-seven".