3690925321 has 2 divisors, whose sum is σ = 3690925322. Its totient is φ = 3690925320.

The previous prime is 3690925309. The next prime is 3690925349. The reversal of 3690925321 is 1235290963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2307457296 + 1383468025 = 48036^2 + 37195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3690925321 is a prime.

It is not a weakly prime, because it can be changed into another prime (3690929321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1845462660 + 1845462661.

It is an arithmetic number, because the mean of its divisors is an integer number (1845462661).

Almost surely, 2^3690925321 is an apocalyptic number.

It is an amenable number.

3690925321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3690925321 is an equidigital number, since it uses as much as digits as its factorization.

3690925321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 3690925321 is about 60752.9861076803. The cubic root of 3690925321 is about 1545.4148676246.

The spelling of 3690925321 in words is "three billion, six hundred ninety million, nine hundred twenty-five thousand, three hundred twenty-one".