2747794728 has 256 divisors, whose sum is σ = 8833536000. Its totient is φ = 693817344.

The previous prime is 2747794697. The next prime is 2747794739. The reversal of 2747794728 is 8274977472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3875238 + ... + 3875946.

It is an arithmetic number, because the mean of its divisors is an integer number (34506000).

Almost surely, 2^2747794728 is an apocalyptic number.

2747794728 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2747794728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4416768000).

2747794728 is an abundant number, since it is smaller than the sum of its proper divisors (6085741272).

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

2747794728 is a wasteful number, since it uses less digits than its factorization.

2747794728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824 (or 820 counting only the distinct ones).

The product of its digits is 11063808, while the sum is 57.

The square root of 2747794728 is about 52419.4117479393. The cubic root of 2747794728 is about 1400.6450646388.

The spelling of 2747794728 in words is "two billion, seven hundred forty-seven million, seven hundred ninety-four thousand, seven hundred twenty-eight".