2117944304 has 80 divisors (see below), whose sum is σ = 4887115776. Its totient is φ = 870048000.

The previous prime is 2117944261. The next prime is 2117944313. The reversal of 2117944304 is 4034497112.

It is a happy number.

It is a congruent number.

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, 368654 + ... + 374354.

Almost surely, 2^2117944304 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 2117944304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2443557888).

2117944304 is an abundant number, since it is smaller than the sum of its proper divisors (2769171472).

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

2117944304 is a wasteful number, since it uses less digits than its factorization.

2117944304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854 (or 5848 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 2117944304 is about 46021.1288866321. The cubic root of 2117944304 is about 1284.2163013932.

The spelling of 2117944304 in words is "two billion, one hundred seventeen million, nine hundred forty-four thousand, three hundred four".