3798820393 has 2 divisors, whose sum is σ = 3798820394. Its totient is φ = 3798820392.

The previous prime is 3798820339. The next prime is 3798820397. The reversal of 3798820393 is 3930288973.

3798820393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (3798820339) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3798503424 + 316969 = 61632^2 + 563^2 .

It is a cyclic number.

It is not a de Polignac number, because 3798820393 - 2¹³ = 3798812201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3798820393.

It is not a weakly prime, because it can be changed into another prime (3798820397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1899410196 + 1899410197.

It is an arithmetic number, because the mean of its divisors is an integer number (1899410197).

Almost surely, 2^3798820393 is an apocalyptic number.

It is an amenable number.

3798820393 is a deficient number, since it is larger than the sum of its proper divisors (1).

3798820393 is an equidigital number, since it uses as much as digits as its factorization.

3798820393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 3798820393 is about 61634.5714108567. The cubic root of 3798820393 is about 1560.3292633116.

The spelling of 3798820393 in words is "three billion, seven hundred ninety-eight million, eight hundred twenty thousand, three hundred ninety-three".