3244750681 has 2 divisors, whose sum is σ = 3244750682. Its totient is φ = 3244750680.

The previous prime is 3244750667. The next prime is 3244750723. The reversal of 3244750681 is 1860574423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2896592400 + 348158281 = 53820^2 + 18659^2 .

It is a cyclic number.

It is not a de Polignac number, because 3244750681 - 2³¹ = 1097267033 is a prime.

It is a super-2 number, since 2×3244750681² = 21056813963699927522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3244750661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622375340 + 1622375341.

It is an arithmetic number, because the mean of its divisors is an integer number (1622375341).

Almost surely, 2^3244750681 is an apocalyptic number.

It is an amenable number.

3244750681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3244750681 is an equidigital number, since it uses as much as digits as its factorization.

3244750681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 3244750681 is about 56962.7130761870. The cubic root of 3244750681 is about 1480.4501128193.

The spelling of 3244750681 in words is "three billion, two hundred forty-four million, seven hundred fifty thousand, six hundred eighty-one".