3906127873 has 4 divisors (see below), whose sum is σ = 3959636548. Its totient is φ = 3852619200.

The previous prime is 3906127867. The next prime is 3906127879. The reversal of 3906127873 is 3787216093.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3906127867) and next prime (3906127879).

It can be written as a sum of positive squares in 2 ways, for example, as 2393851329 + 1512276544 = 48927^2 + 38888^2 .

It is a cyclic number.

It is not a de Polignac number, because 3906127873 - 2⁹ = 3906127361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3906127879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26754228 + ... + 26754373.

It is an arithmetic number, because the mean of its divisors is an integer number (989909137).

Almost surely, 2^3906127873 is an apocalyptic number.

It is an amenable number.

3906127873 is a deficient number, since it is larger than the sum of its proper divisors (53508675).

3906127873 is an equidigital number, since it uses as much as digits as its factorization.

3906127873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53508674.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 3906127873 is about 62499.0229763634. The cubic root of 3906127873 is about 1574.8848993572.

The spelling of 3906127873 in words is "three billion, nine hundred six million, one hundred twenty-seven thousand, eight hundred seventy-three".