3778734784 has 28 divisors (see below), whose sum is σ = 8180103528. Its totient is φ = 1717606400.

The previous prime is 3778734767. The next prime is 3778734787. The reversal of 3778734784 is 4874378773.

It is not an unprimeable number, because it can be changed into a prime (3778734787) 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, 2683057 + ... + 2684464.

Almost surely, 2^3778734784 is an apocalyptic number.

It is an amenable number.

3778734784 is an abundant number, since it is smaller than the sum of its proper divisors (4401368744).

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

3778734784 is a wasteful number, since it uses less digits than its factorization.

3778734784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5367544 (or 5367534 counting only the distinct ones).

The product of its digits is 22127616, while the sum is 58.

The square root of 3778734784 is about 61471.4143647273. The cubic root of 3778734784 is about 1557.5744115147.

The spelling of 3778734784 in words is "three billion, seven hundred seventy-eight million, seven hundred thirty-four thousand, seven hundred eighty-four".