3478839784 has 16 divisors (see below), whose sum is σ = 7454656800. Its totient is φ = 1490931312.

The previous prime is 3478839779. The next prime is 3478839803. The reversal of 3478839784 is 4879388743.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31061014 + ... + 31061125.

It is an arithmetic number, because the mean of its divisors is an integer number (465916050).

Almost surely, 2^3478839784 is an apocalyptic number.

It is an amenable number.

3478839784 is an abundant number, since it is smaller than the sum of its proper divisors (3975817016).

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

3478839784 is a wasteful number, since it uses less digits than its factorization.

3478839784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62122152 (or 62122148 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 61.

The square root of 3478839784 is about 58981.6902436680. The cubic root of 3478839784 is about 1515.2285428218.

The spelling of 3478839784 in words is "three billion, four hundred seventy-eight million, eight hundred thirty-nine thousand, seven hundred eighty-four".