3748204321 has 2 divisors, whose sum is σ = 3748204322. Its totient is φ = 3748204320.

The previous prime is 3748204307. The next prime is 3748204351. The reversal of 3748204321 is 1234028473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490509025 + 1257695296 = 49905^2 + 35464^2 .

It is a cyclic number.

It is not a de Polignac number, because 3748204321 - 2⁷ = 3748204193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3748204301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1874102160 + 1874102161.

It is an arithmetic number, because the mean of its divisors is an integer number (1874102161).

Almost surely, 2^3748204321 is an apocalyptic number.

It is an amenable number.

3748204321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3748204321 is an equidigital number, since it uses as much as digits as its factorization.

3748204321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 3748204321 is about 61222.5801563443. The cubic root of 3748204321 is about 1553.3682315108.

The spelling of 3748204321 in words is "three billion, seven hundred forty-eight million, two hundred four thousand, three hundred twenty-one".