2743443472 has 80 divisors (see below), whose sum is σ = 6653002752. Its totient is φ = 1064684160.

The previous prime is 2743443467. The next prime is 2743443481.

It is a happy number.

2743443472 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319783 + ... + 328249.

Almost surely, 2^2743443472 is an apocalyptic number.

2743443472 is a gapful number since it is divisible by the number (22) 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 2743443472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3326501376).

2743443472 is an abundant number, since it is smaller than the sum of its proper divisors (3909559280).

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

2743443472 is a wasteful number, since it uses less digits than its factorization.

2743443472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8756 (or 8750 counting only the distinct ones).

The product of its digits is 451584, while the sum is 40.

The square root of 2743443472 is about 52377.8910610192. The cubic root of 2743443472 is about 1399.9053459815.

The spelling of 2743443472 in words is "two billion, seven hundred forty-three million, four hundred forty-three thousand, four hundred seventy-two".