3341832721 has 4 divisors (see below), whose sum is σ = 3341992500. Its totient is φ = 3341672944.

The previous prime is 3341832713. The next prime is 3341832743. The reversal of 3341832721 is 1272381433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1992372496 + 1349460225 = 44636^2 + 36735^2 .

It is a cyclic number.

It is not a de Polignac number, because 3341832721 - 2³ = 3341832713 is a prime.

It is a super-2 number, since 2×3341832721² = 22335691870292527682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3341832421) 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, 42766 + ... + 92263.

It is an arithmetic number, because the mean of its divisors is an integer number (835498125).

Almost surely, 2^3341832721 is an apocalyptic number.

It is an amenable number.

3341832721 is a deficient number, since it is larger than the sum of its proper divisors (159779).

3341832721 is a wasteful number, since it uses less digits than its factorization.

3341832721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159778.

The product of its digits is 24192, while the sum is 34.

The square root of 3341832721 is about 57808.5869140563. The cubic root of 3341832721 is about 1495.0701444700.

The spelling of 3341832721 in words is "three billion, three hundred forty-one million, eight hundred thirty-two thousand, seven hundred twenty-one".