1198216 has 16 divisors (see below), whose sum is σ = 2365200. Its totient is φ = 567504.

The previous prime is 1198201. The next prime is 1198217. The reversal of 1198216 is 6128911.

It is a happy number.

It is a plaindrome in base 16.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (1198217) 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, 3790 + ... + 4093.

It is an arithmetic number, because the mean of its divisors is an integer number (147825).

2^1198216 is an apocalyptic number.

It is an amenable number.

1198216 is a deficient number, since it is larger than the sum of its proper divisors (1166984).

1198216 is a wasteful number, since it uses less digits than its factorization.

1198216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7908 (or 7904 counting only the distinct ones).

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

The square root of 1198216 is about 1094.6305312753. The cubic root of 1198216 is about 106.2131701647.

The spelling of 1198216 in words is "one million, one hundred ninety-eight thousand, two hundred sixteen".