3221741396241 has 9 divisors (see below), whose sum is σ = 4653634239241. Its totient is φ = 2147824007652.

The previous prime is 3221741396239. The next prime is 3221741396333. The reversal of 3221741396241 is 1426931471223.

The square root of 3221741396241 is 1794921.

It is a perfect power (a square), and thus also a powerful number.

3221741396241 is a `hidden beast` number, since 3 + 2 + 2 + 1 + 7 + 4 + 13 + 9 + 624 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 3221741396241 - 2¹ = 3221741396239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221741396641) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5085610 + ... + 5683916.

Almost surely, 2^{3221741396241} is an apocalyptic number.

3221741396241 is the 1794921-st square number.

3221741396241 is the 897461-st centered octagonal number.

It is an amenable number.

3221741396241 is a deficient number, since it is larger than the sum of its proper divisors (1431892843000).

3221741396241 is an frugal number, since it uses more digits than its factorization.

3221741396241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196620 (or 598310 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The spelling of 3221741396241 in words is "three trillion, two hundred twenty-one billion, seven hundred forty-one million, three hundred ninety-six thousand, two hundred forty-one".