2938780984 has 8 divisors (see below), whose sum is σ = 5510214360. Its totient is φ = 1469390488.

The previous prime is 2938780969. The next prime is 2938780991. The reversal of 2938780984 is 4890878392.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183673804 + ... + 183673819.

It is an arithmetic number, because the mean of its divisors is an integer number (688776795).

Almost surely, 2^2938780984 is an apocalyptic number.

It is an amenable number.

2938780984 is a deficient number, since it is larger than the sum of its proper divisors (2571433376).

2938780984 is a wasteful number, since it uses less digits than its factorization.

2938780984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367347629 (or 367347625 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 58.

The square root of 2938780984 is about 54210.5246608073. The cubic root of 2938780984 is about 1432.3717278774.

The spelling of 2938780984 in words is "two billion, nine hundred thirty-eight million, seven hundred eighty thousand, nine hundred eighty-four".