1198441008 has 160 divisors (see below), whose sum is σ = 3605572800. Its totient is φ = 385378560.

The previous prime is 1198440977. The next prime is 1198441019. The reversal of 1198441008 is 8001448911.

It is a super-4 number, since 4×1198441008⁴ (a number of 37 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1014178 + ... + 1015358.

It is an arithmetic number, because the mean of its divisors is an integer number (22534830).

Almost surely, 2^1198441008 is an apocalyptic number.

1198441008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1198441008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1802786400).

1198441008 is an abundant number, since it is smaller than the sum of its proper divisors (2407131792).

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

1198441008 is an equidigital number, since it uses as much as digits as its factorization.

1198441008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 1198441008 is about 34618.5067268939. The cubic root of 1198441008 is about 1062.1981819172.

Adding to 1198441008 its reverse (8001448911), we get a palindrome (9199889919).

The spelling of 1198441008 in words is "one billion, one hundred ninety-eight million, four hundred forty-one thousand, eight".