1182198 has 8 divisors (see below), whose sum is σ = 2364408. Its totient is φ = 394064.

The previous prime is 1182157. The next prime is 1182211. The reversal of 1182198 is 8912811.

It is a sphenic number, since it is the product of 3 distinct primes.

1182198 is an admirable number.

It is a super-2 number, since 2×1182198² = 2795184222408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98511 + ... + 98522.

It is an arithmetic number, because the mean of its divisors is an integer number (295551).

2^1182198 is an apocalyptic number.

1182198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1182198 is a wasteful number, since it uses less digits than its factorization.

1182198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197038.

The product of its digits is 1152, while the sum is 30.

The square root of 1182198 is about 1087.2892899316. The cubic root of 1182198 is about 105.7377521039.

The spelling of 1182198 in words is "one million, one hundred eighty-two thousand, one hundred ninety-eight".