3784518980 has 24 divisors (see below), whose sum is σ = 8669989440. Its totient is φ = 1376188640.

The previous prime is 3784518953. The next prime is 3784519031. The reversal of 3784518980 is 898154873.

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, 8600960 + ... + 8601399.

It is an arithmetic number, because the mean of its divisors is an integer number (361249560).

Almost surely, 2^3784518980 is an apocalyptic number.

It is an amenable number.

3784518980 is an abundant number, since it is smaller than the sum of its proper divisors (4885470460).

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

3784518980 is a wasteful number, since it uses less digits than its factorization.

3784518980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17202379 (or 17202377 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 53.

The square root of 3784518980 is about 61518.4442261018. Note that the first 3 decimals coincide. The cubic root of 3784518980 is about 1558.3687446429.

The spelling of 3784518980 in words is "three billion, seven hundred eighty-four million, five hundred eighteen thousand, nine hundred eighty".