3930001 has 2 divisors, whose sum is σ = 3930002. Its totient is φ = 3930000.

The previous prime is 3929977. The next prime is 3930023. The reversal of 3930001 is 1000393.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2772225 + 1157776 = 1665^2 + 1076^2 .

It is an emirp because it is prime and its reverse (1000393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3930001 - 2⁵ = 3929969 is a prime.

It is not a weakly prime, because it can be changed into another prime (3930061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1965000 + 1965001.

It is an arithmetic number, because the mean of its divisors is an integer number (1965001).

Almost surely, 2^3930001 is an apocalyptic number.

It is an amenable number.

3930001 is a deficient number, since it is larger than the sum of its proper divisors (1).

3930001 is an equidigital number, since it uses as much as digits as its factorization.

3930001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 3930001 is about 1982.4230123765. The cubic root of 3930001 is about 157.8086799258.

Adding to 3930001 its reverse (1000393), we get a palindrome (4930394).

The spelling of 3930001 in words is "three million, nine hundred thirty thousand, one".