3930973 has 2 divisors, whose sum is σ = 3930974. Its totient is φ = 3930972.

The previous prime is 3930923. The next prime is 3930989. The reversal of 3930973 is 3790393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3829849 + 101124 = 1957^2 + 318^2 .

It is an emirp because it is prime and its reverse (3790393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3930973 - 2⁹ = 3930461 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3930923) 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, 1965486 + 1965487.

It is an arithmetic number, because the mean of its divisors is an integer number (1965487).

Almost surely, 2^3930973 is an apocalyptic number.

It is an amenable number.

3930973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3930973 is an equidigital number, since it uses as much as digits as its factorization.

3930973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15309, while the sum is 34.

The square root of 3930973 is about 1982.6681517591. The cubic root of 3930973 is about 157.8216890313.

The spelling of 3930973 in words is "three million, nine hundred thirty thousand, nine hundred seventy-three".