1198870192 has 80 divisors (see below), whose sum is σ = 2734324992. Its totient is φ = 503930880.

The previous prime is 1198870187. The next prime is 1198870213. The reversal of 1198870192 is 2910788911.

It is a super-2 number, since 2×1198870192² = 2874579474532233728, 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, 104148 + ... + 115084.

Almost surely, 2^1198870192 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 1198870192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1367162496).

1198870192 is an abundant number, since it is smaller than the sum of its proper divisors (1535454800).

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

1198870192 is a wasteful number, since it uses less digits than its factorization.

1198870192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006 (or 11000 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 46.

The square root of 1198870192 is about 34624.7049373709. The cubic root of 1198870192 is about 1062.3249644212.

The spelling of 1198870192 in words is "one billion, one hundred ninety-eight million, eight hundred seventy thousand, one hundred ninety-two".