3798928729 has 2 divisors, whose sum is σ = 3798928730. Its totient is φ = 3798928728.

The previous prime is 3798928703. The next prime is 3798928739. The reversal of 3798928729 is 9278298973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2003457600 + 1795471129 = 44760^2 + 42373^2 .

It is a cyclic number.

It is not a de Polignac number, because 3798928729 - 2¹³ = 3798920537 is a prime.

It is not a weakly prime, because it can be changed into another prime (3798928739) 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, 1899464364 + 1899464365.

It is an arithmetic number, because the mean of its divisors is an integer number (1899464365).

Almost surely, 2^3798928729 is an apocalyptic number.

It is an amenable number.

3798928729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3798928729 is an equidigital number, since it uses as much as digits as its factorization.

3798928729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27433728, while the sum is 64.

The square root of 3798928729 is about 61635.4502620043. The cubic root of 3798928729 is about 1560.3440958303.

The spelling of 3798928729 in words is "three billion, seven hundred ninety-eight million, nine hundred twenty-eight thousand, seven hundred twenty-nine".