2739331421 has 4 divisors (see below), whose sum is σ = 2750245344. Its totient is φ = 2728417500.

The previous prime is 2739331379. The next prime is 2739331451. The reversal of 2739331421 is 1241339372.

2739331421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2739331421 - 2¹⁴ = 2739315037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2739331451) 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, 5456585 + ... + 5457086.

It is an arithmetic number, because the mean of its divisors is an integer number (687561336).

Almost surely, 2^2739331421 is an apocalyptic number.

It is an amenable number.

2739331421 is a deficient number, since it is larger than the sum of its proper divisors (10913923).

2739331421 is a wasteful number, since it uses less digits than its factorization.

2739331421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10913922.

The product of its digits is 27216, while the sum is 35.

The square root of 2739331421 is about 52338.6226509640. The cubic root of 2739331421 is about 1399.2055732693.

The spelling of 2739331421 in words is "two billion, seven hundred thirty-nine million, three hundred thirty-one thousand, four hundred twenty-one".