2743246856 has 16 divisors (see below), whose sum is σ = 5878386240. Its totient is φ = 1175677200.

The previous prime is 2743246853. The next prime is 2743246879. The reversal of 2743246856 is 6586423472.

It is a self number, because there is not a number n which added to its sum of digits gives 2743246856.

It is not an unprimeable number, because it can be changed into a prime (2743246853) 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, 24493220 + ... + 24493331.

It is an arithmetic number, because the mean of its divisors is an integer number (367399140).

Almost surely, 2^2743246856 is an apocalyptic number.

It is an amenable number.

2743246856 is an abundant number, since it is smaller than the sum of its proper divisors (3135139384).

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

2743246856 is a wasteful number, since it uses less digits than its factorization.

2743246856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48986564 (or 48986560 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 47.

The square root of 2743246856 is about 52376.0141286066. The cubic root of 2743246856 is about 1399.8719025654.

The spelling of 2743246856 in words is "two billion, seven hundred forty-three million, two hundred forty-six thousand, eight hundred fifty-six".