2724338281 has 8 divisors (see below), whose sum is σ = 3296678400. Its totient is φ = 2197785408.

The previous prime is 2724338273. The next prime is 2724338303. The reversal of 2724338281 is 1828334272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2724338281 - 2³ = 2724338273 is a prime.

It is a super-2 number, since 2×2724338281² = 14844038138644069922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2724338081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11446681 + ... + 11446918.

It is an arithmetic number, because the mean of its divisors is an integer number (412084800).

Almost surely, 2^2724338281 is an apocalyptic number.

It is an amenable number.

2724338281 is a deficient number, since it is larger than the sum of its proper divisors (572340119).

2724338281 is a wasteful number, since it uses less digits than its factorization.

2724338281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22893623.

The product of its digits is 129024, while the sum is 40.

The square root of 2724338281 is about 52195.1940412142. The cubic root of 2724338281 is about 1396.6481517233.

The spelling of 2724338281 in words is "two billion, seven hundred twenty-four million, three hundred thirty-eight thousand, two hundred eighty-one".