1236198 has 8 divisors (see below), whose sum is σ = 2472408. Its totient is φ = 412064.

The previous prime is 1236173. The next prime is 1236203. The reversal of 1236198 is 8916321.

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

1236198 is an admirable number.

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, 103011 + ... + 103022.

It is an arithmetic number, because the mean of its divisors is an integer number (309051).

2^1236198 is an apocalyptic number.

1236198 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.

1236198 is a wasteful number, since it uses less digits than its factorization.

1236198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206038.

The product of its digits is 2592, while the sum is 30.

The square root of 1236198 is about 1111.8444135759. The cubic root of 1236198 is about 107.3237928157.

The spelling of 1236198 in words is "one million, two hundred thirty-six thousand, one hundred ninety-eight".