2786844968 has 16 divisors (see below), whose sum is σ = 5246156160. Its totient is φ = 1387870000.

The previous prime is 2786844959. The next prime is 2786844971. The reversal of 2786844968 is 8694486872.

It is a self number, because there is not a number n which added to its sum of digits gives 2786844968.

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, 691928 + ... + 695943.

It is an arithmetic number, because the mean of its divisors is an integer number (327884760).

Almost surely, 2^2786844968 is an apocalyptic number.

It is an amenable number.

2786844968 is a deficient number, since it is larger than the sum of its proper divisors (2459311192).

2786844968 is a wasteful number, since it uses less digits than its factorization.

2786844968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388128 (or 1388124 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 62.

The square root of 2786844968 is about 52790.5765075548. The cubic root of 2786844968 is about 1407.2489605247.

The spelling of 2786844968 in words is "two billion, seven hundred eighty-six million, eight hundred forty-four thousand, nine hundred sixty-eight".