2856034388 has 12 divisors (see below), whose sum is σ = 5021749152. Its totient is φ = 1421248920.

The previous prime is 2856034351. The next prime is 2856034411. The reversal of 2856034388 is 8834306582.

It is a happy number.

It is a congruent number.

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, 1691120 + ... + 1692807.

It is an arithmetic number, because the mean of its divisors is an integer number (418479096).

Almost surely, 2^2856034388 is an apocalyptic number.

It is an amenable number.

2856034388 is a deficient number, since it is larger than the sum of its proper divisors (2165714764).

2856034388 is a wasteful number, since it uses less digits than its factorization.

2856034388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384142 (or 3384140 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 47.

The square root of 2856034388 is about 53441.8785972200. The cubic root of 2856034388 is about 1418.7998833127.

The spelling of 2856034388 in words is "two billion, eight hundred fifty-six million, thirty-four thousand, three hundred eighty-eight".