3344570221 has 2 divisors, whose sum is σ = 3344570222. Its totient is φ = 3344570220.

The previous prime is 3344570197. The next prime is 3344570291. The reversal of 3344570221 is 1220754433.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3284894596 + 59675625 = 57314^2 + 7725^2 .

It is a cyclic number.

It is not a de Polignac number, because 3344570221 - 2⁵ = 3344570189 is a prime.

It is a super-2 number, since 2×3344570221² = 22372299926399977682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3344570291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672285110 + 1672285111.

It is an arithmetic number, because the mean of its divisors is an integer number (1672285111).

Almost surely, 2^3344570221 is an apocalyptic number.

It is an amenable number.

3344570221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3344570221 is an equidigital number, since it uses as much as digits as its factorization.

3344570221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 3344570221 is about 57832.2593454553. The cubic root of 3344570221 is about 1495.4782675797.

The spelling of 3344570221 in words is "three billion, three hundred forty-four million, five hundred seventy thousand, two hundred twenty-one".