2863542728 has 16 divisors (see below), whose sum is σ = 5370000000. Its totient is φ = 1431542736.

The previous prime is 2863542719. The next prime is 2863542751. The reversal of 2863542728 is 8272453682.

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, 32273 + ... + 82271.

It is an arithmetic number, because the mean of its divisors is an integer number (335625000).

Almost surely, 2^2863542728 is an apocalyptic number.

It is an amenable number.

2863542728 is a deficient number, since it is larger than the sum of its proper divisors (2506457272).

2863542728 is a wasteful number, since it uses less digits than its factorization.

2863542728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57164 (or 57160 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 2863542728 is about 53512.0802062488. The cubic root of 2863542728 is about 1420.0421081212.

The spelling of 2863542728 in words is "two billion, eight hundred sixty-three million, five hundred forty-two thousand, seven hundred twenty-eight".