2198196384 has 24 divisors (see below), whose sum is σ = 5770265760. Its totient is φ = 732732096.

The previous prime is 2198196383. The next prime is 2198196437. The reversal of 2198196384 is 4836918912.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (2198196383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11448844 + ... + 11449035.

It is an arithmetic number, because the mean of its divisors is an integer number (240427740).

Almost surely, 2^2198196384 is an apocalyptic number.

2198196384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2198196384 is an abundant number, since it is smaller than the sum of its proper divisors (3572069376).

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

2198196384 is a wasteful number, since it uses less digits than its factorization.

2198196384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22897892 (or 22897884 counting only the distinct ones).

The product of its digits is 746496, while the sum is 51.

The square root of 2198196384 is about 46884.9270448403. The cubic root of 2198196384 is about 1300.2359303552.

The spelling of 2198196384 in words is "two billion, one hundred ninety-eight million, one hundred ninety-six thousand, three hundred eighty-four".