3880217994 has 8 divisors (see below), whose sum is σ = 7760436000. Its totient is φ = 1293405996.

The previous prime is 3880217993. The next prime is 3880218031. The reversal of 3880217994 is 4997120883.

It is a sphenic number, since it is the product of 3 distinct primes.

3880217994 is an admirable number.

It is a super-2 number, since 2×3880217994² = 30112183361922768072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3880217993) 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, 323351494 + ... + 323351505.

It is an arithmetic number, because the mean of its divisors is an integer number (970054500).

Almost surely, 2^3880217994 is an apocalyptic number.

3880217994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3880217994 is a wasteful number, since it uses less digits than its factorization.

3880217994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646703004.

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 3880217994 is about 62291.3958263900. The cubic root of 3880217994 is about 1571.3950295643.

The spelling of 3880217994 in words is "three billion, eight hundred eighty million, two hundred seventeen thousand, nine hundred ninety-four".