1198222848 has 80 divisors (see below), whose sum is σ = 3546863760. Its totient is φ = 399403008.

The previous prime is 1198222787. The next prime is 1198222867. The reversal of 1198222848 is 8482228911.

It is a super-2 number, since 2×1198222848² = 2871475986938462208, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29515 + ... + 57162.

It is an arithmetic number, because the mean of its divisors is an integer number (44335797).

Almost surely, 2^1198222848 is an apocalyptic number.

1198222848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1198222848 is an abundant number, since it is smaller than the sum of its proper divisors (2348640912).

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

1198222848 is an frugal number, since it uses more digits than its factorization.

1198222848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86704 (or 86682 counting only the distinct ones).

The product of its digits is 147456, while the sum is 45.

The square root of 1198222848 is about 34615.3556676802. The cubic root of 1198222848 is about 1062.1337250614.

The spelling of 1198222848 in words is "one billion, one hundred ninety-eight million, two hundred twenty-two thousand, eight hundred forty-eight".