3730958521 has 2 divisors, whose sum is σ = 3730958522. Its totient is φ = 3730958520.

The previous prime is 3730958507. The next prime is 3730958557. The reversal of 3730958521 is 1258590373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3495765625 + 235192896 = 59125^2 + 15336^2 .

It is a cyclic number.

It is not a de Polignac number, because 3730958521 - 2¹¹ = 3730956473 is a prime.

It is not a weakly prime, because it can be changed into another prime (3730958321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1865479260 + 1865479261.

It is an arithmetic number, because the mean of its divisors is an integer number (1865479261).

Almost surely, 2^3730958521 is an apocalyptic number.

It is an amenable number.

3730958521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3730958521 is an equidigital number, since it uses as much as digits as its factorization.

3730958521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 3730958521 is about 61081.5726794915. The cubic root of 3730958521 is about 1550.9821761134.

The spelling of 3730958521 in words is "three billion, seven hundred thirty million, nine hundred fifty-eight thousand, five hundred twenty-one".