3274606721 has 4 divisors (see below), whose sum is σ = 3283156992. Its totient is φ = 3266056452.

The previous prime is 3274606703. The next prime is 3274606723. The reversal of 3274606721 is 1276064723.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1276064723 = 11587 ⋅110129.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3274606721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3274606723) 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, 4274561 + ... + 4275326.

It is an arithmetic number, because the mean of its divisors is an integer number (820789248).

Almost surely, 2^3274606721 is an apocalyptic number.

It is an amenable number.

3274606721 is a deficient number, since it is larger than the sum of its proper divisors (8550271).

3274606721 is an equidigital number, since it uses as much as digits as its factorization.

3274606721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8550270.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 3274606721 is about 57224.1795135588. The cubic root of 3274606721 is about 1484.9769628399.

The spelling of 3274606721 in words is "three billion, two hundred seventy-four million, six hundred six thousand, seven hundred twenty-one".