2723694720 has 256 divisors, whose sum is σ = 9108910080. Its totient is φ = 691384320.

The previous prime is 2723694667. The next prime is 2723694731. The reversal of 2723694720 is 274963272.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3987499 + ... + 3988181.

It is an arithmetic number, because the mean of its divisors is an integer number (35581680).

Almost surely, 2^2723694720 is an apocalyptic number.

2723694720 is a gapful number since it is divisible by the number (20) 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 2723694720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4554455040).

2723694720 is an abundant number, since it is smaller than the sum of its proper divisors (6385215360).

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

2723694720 is a wasteful number, since it uses less digits than its factorization.

2723694720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 2723694720 is about 52189.0287321004. The cubic root of 2723694720 is about 1396.5381679433.

The spelling of 2723694720 in words is "two billion, seven hundred twenty-three million, six hundred ninety-four thousand, seven hundred twenty".