2113936384 has 88 divisors (see below), whose sum is σ = 4947975648. Its totient is φ = 883752960.

The previous prime is 2113936361. The next prime is 2113936387. The reversal of 2113936384 is 4836393112.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113936387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290292 + ... + 297484.

It is an arithmetic number, because the mean of its divisors is an integer number (56226996).

Almost surely, 2^2113936384 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 2113936384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2473987824).

2113936384 is an abundant number, since it is smaller than the sum of its proper divisors (2834039264).

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

2113936384 is an equidigital number, since it uses as much as digits as its factorization.

2113936384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7261 (or 7243 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 2113936384 is about 45977.5639198077. The cubic root of 2113936384 is about 1283.4057219563.

The spelling of 2113936384 in words is "two billion, one hundred thirteen million, nine hundred thirty-six thousand, three hundred eighty-four".