3928816937 has 2 divisors, whose sum is σ = 3928816938. Its totient is φ = 3928816936.

The previous prime is 3928816897. The next prime is 3928816949. The reversal of 3928816937 is 7396188293.

3928816937 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3203107216 + 725709721 = 56596^2 + 26939^2 .

It is a cyclic number.

It is not a de Polignac number, because 3928816937 - 2¹⁴ = 3928800553 is a prime.

It is not a weakly prime, because it can be changed into another prime (3928816037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1964408468 + 1964408469.

It is an arithmetic number, because the mean of its divisors is an integer number (1964408469).

Almost surely, 2^3928816937 is an apocalyptic number.

It is an amenable number.

3928816937 is a deficient number, since it is larger than the sum of its proper divisors (1).

3928816937 is an equidigital number, since it uses as much as digits as its factorization.

3928816937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 56.

The square root of 3928816937 is about 62680.2755019472. The cubic root of 3928816937 is about 1577.9282970188.

The spelling of 3928816937 in words is "three billion, nine hundred twenty-eight million, eight hundred sixteen thousand, nine hundred thirty-seven".