1198381224 has 64 divisors (see below), whose sum is σ = 3191731200. Its totient is φ = 373864896.

The previous prime is 1198381199. The next prime is 1198381237. The reversal of 1198381224 is 4221838911.

It is a super-2 number, since 2×1198381224² = 2872235116071476352, which contains 22 as substring.

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, 22017 + ... + 53679.

It is an arithmetic number, because the mean of its divisors is an integer number (49870800).

Almost surely, 2^1198381224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1198381224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595865600).

1198381224 is an abundant number, since it is smaller than the sum of its proper divisors (1993349976).

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

1198381224 is a wasteful number, since it uses less digits than its factorization.

1198381224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31774 (or 31770 counting only the distinct ones).

The product of its digits is 27648, while the sum is 39.

The square root of 1198381224 is about 34617.6432473385. The cubic root of 1198381224 is about 1062.1805191059.

The spelling of 1198381224 in words is "one billion, one hundred ninety-eight million, three hundred eighty-one thousand, two hundred twenty-four".