3922631939 has 2 divisors, whose sum is σ = 3922631940. Its totient is φ = 3922631938.

The previous prime is 3922631873. The next prime is 3922631963. The reversal of 3922631939 is 9391362293.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3922631939 - 2²⁴ = 3905854723 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3922631893 and 3922631902.

It is not a weakly prime, because it can be changed into another prime (3922631639) 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, 1961315969 + 1961315970.

It is an arithmetic number, because the mean of its divisors is an integer number (1961315970).

Almost surely, 2^3922631939 is an apocalyptic number.

3922631939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3922631939 is an equidigital number, since it uses as much as digits as its factorization.

3922631939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 47.

The square root of 3922631939 is about 62630.9183949908. The cubic root of 3922631939 is about 1577.0998364976.

The spelling of 3922631939 in words is "three billion, nine hundred twenty-two million, six hundred thirty-one thousand, nine hundred thirty-nine".