1198239 has 8 divisors (see below), whose sum is σ = 1825920. Its totient is φ = 684696.

The previous prime is 1198229. The next prime is 1198247. The reversal of 1198239 is 9328911.

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

It is not a de Polignac number, because 1198239 - 2¹¹ = 1196191 is a prime.

It is a super-2 number, since 2×1198239² = 2871553402242, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28509 + ... + 28550.

It is an arithmetic number, because the mean of its divisors is an integer number (228240).

2^1198239 is an apocalyptic number.

1198239 is a deficient number, since it is larger than the sum of its proper divisors (627681).

1198239 is an equidigital number, since it uses as much as digits as its factorization.

1198239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57069.

The product of its digits is 3888, while the sum is 33.

The square root of 1198239 is about 1094.6410370528. The cubic root of 1198239 is about 106.2138497548.

It can be divided in two parts, 11982 and 39, that added together give a palindrome (12021).

The spelling of 1198239 in words is "one million, one hundred ninety-eight thousand, two hundred thirty-nine".