3074221649 has 2 divisors, whose sum is σ = 3074221650. Its totient is φ = 3074221648.

The previous prime is 3074221597. The next prime is 3074221669. The reversal of 3074221649 is 9461224703.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1971981649 + 1102240000 = 44407^2 + 33200^2 .

It is a cyclic number.

It is not a de Polignac number, because 3074221649 - 2⁸ = 3074221393 is a prime.

It is a super-3 number, since 3×3074221649³ (a number of 29 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3074221669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1537110824 + 1537110825.

It is an arithmetic number, because the mean of its divisors is an integer number (1537110825).

Almost surely, 2^3074221649 is an apocalyptic number.

It is an amenable number.

3074221649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3074221649 is an equidigital number, since it uses as much as digits as its factorization.

3074221649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 3074221649 is about 55445.6639332599. The cubic root of 3074221649 is about 1454.0468242102.

The spelling of 3074221649 in words is "three billion, seventy-four million, two hundred twenty-one thousand, six hundred forty-nine".