3939241 has 2 divisors, whose sum is σ = 3939242. Its totient is φ = 3939240.

The previous prime is 3939227. The next prime is 3939259. The reversal of 3939241 is 1429393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3164841 + 774400 = 1779^2 + 880^2 .

It is a cyclic number.

It is not a de Polignac number, because 3939241 - 2⁵ = 3939209 is a prime.

It is not a weakly prime, because it can be changed into another prime (3939541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1969620 + 1969621.

It is an arithmetic number, because the mean of its divisors is an integer number (1969621).

Almost surely, 2^3939241 is an apocalyptic number.

It is an amenable number.

3939241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3939241 is an equidigital number, since it uses as much as digits as its factorization.

3939241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 31.

The square root of 3939241 is about 1984.7521255814. The cubic root of 3939241 is about 157.9322601249.

The spelling of 3939241 in words is "three million, nine hundred thirty-nine thousand, two hundred forty-one".