1198356 has 24 divisors (see below), whose sum is σ = 2872800. Its totient is φ = 388512.

The previous prime is 1198343. The next prime is 1198361. The reversal of 1198356 is 6538911.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 906 + ... + 1793.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

2^1198356 is an apocalyptic number.

It is an amenable number.

1198356 is an abundant number, since it is smaller than the sum of its proper divisors (1674444).

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

1198356 is a wasteful number, since it uses less digits than its factorization.

1198356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743 (or 2741 counting only the distinct ones).

The product of its digits is 6480, while the sum is 33.

The square root of 1198356 is about 1094.6944779252. The cubic root of 1198356 is about 106.2173066656.

The spelling of 1198356 in words is "one million, one hundred ninety-eight thousand, three hundred fifty-six".