3300243581 has 2 divisors, whose sum is σ = 3300243582. Its totient is φ = 3300243580.

The previous prime is 3300243577. The next prime is 3300243599. The reversal of 3300243581 is 1853420033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3211035556 + 89208025 = 56666^2 + 9445^2 .

It is a cyclic number.

It is not a de Polignac number, because 3300243581 - 2² = 3300243577 is a prime.

It is a super-2 number, since 2×3300243581² = 21783215387863407122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3300243281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650121790 + 1650121791.

It is an arithmetic number, because the mean of its divisors is an integer number (1650121791).

Almost surely, 2^3300243581 is an apocalyptic number.

It is an amenable number.

3300243581 is a deficient number, since it is larger than the sum of its proper divisors (1).

3300243581 is an equidigital number, since it uses as much as digits as its factorization.

3300243581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3300243581 is about 57447.7465267351. The cubic root of 3300243581 is about 1488.8421828350.

The spelling of 3300243581 in words is "three billion, three hundred million, two hundred forty-three thousand, five hundred eighty-one".