1198098 has 32 divisors (see below), whose sum is σ = 2905920. Its totient is φ = 362880.

The previous prime is 1198081. The next prime is 1198103. The reversal of 1198098 is 8908911.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415 + ... + 1602.

It is an arithmetic number, because the mean of its divisors is an integer number (90810).

2^1198098 is an apocalyptic number.

1198098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1198098 is an abundant number, since it is smaller than the sum of its proper divisors (1707822).

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

1198098 is a wasteful number, since it uses less digits than its factorization.

1198098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039 (or 2033 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 36.

The square root of 1198098 is about 1094.5766304832. The cubic root of 1198098 is about 106.2096834351.

The spelling of 1198098 in words is "one million, one hundred ninety-eight thousand, ninety-eight".