1198434 has 8 divisors (see below), whose sum is σ = 2396880. Its totient is φ = 399476.

The previous prime is 1198433. The next prime is 1198447. The reversal of 1198434 is 4348911.

It is a happy number.

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

1198434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1198433) 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, 99864 + ... + 99875.

It is an arithmetic number, because the mean of its divisors is an integer number (299610).

2^1198434 is an apocalyptic number.

1198434 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.

1198434 is a wasteful number, since it uses less digits than its factorization.

1198434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199744.

The product of its digits is 3456, while the sum is 30.

The square root of 1198434 is about 1094.7301037242. The cubic root of 1198434 is about 106.2196111478.

The spelling of 1198434 in words is "one million, one hundred ninety-eight thousand, four hundred thirty-four".