3928870537 has 2 divisors, whose sum is σ = 3928870538. Its totient is φ = 3928870536.

The previous prime is 3928870513. The next prime is 3928870601. The reversal of 3928870537 is 7350788293.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3851940096 + 76930441 = 62064^2 + 8771^2 .

It is a cyclic number.

It is not a de Polignac number, because 3928870537 - 2¹⁵ = 3928837769 is a prime.

It is not a weakly prime, because it can be changed into another prime (3928870507) 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, 1964435268 + 1964435269.

It is an arithmetic number, because the mean of its divisors is an integer number (1964435269).

Almost surely, 2^3928870537 is an apocalyptic number.

It is an amenable number.

3928870537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3928870537 is an equidigital number, since it uses as much as digits as its factorization.

3928870537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The square root of 3928870537 is about 62680.7030672120. The cubic root of 3928870537 is about 1577.9354727644.

The spelling of 3928870537 in words is "three billion, nine hundred twenty-eight million, eight hundred seventy thousand, five hundred thirty-seven".