3942727 has 2 divisors, whose sum is σ = 3942728. Its totient is φ = 3942726.

The previous prime is 3942721. The next prime is 3942739. The reversal of 3942727 is 7272493.

3942727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (7272493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3942727 - 2¹¹ = 3940679 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3942692 and 3942701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3942721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1971363 + 1971364.

It is an arithmetic number, because the mean of its divisors is an integer number (1971364).

Almost surely, 2^3942727 is an apocalyptic number.

3942727 is a deficient number, since it is larger than the sum of its proper divisors (1).

3942727 is an equidigital number, since it uses as much as digits as its factorization.

3942727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 34.

The square root of 3942727 is about 1985.6301266852. The cubic root of 3942727 is about 157.9788333553.

The spelling of 3942727 in words is "three million, nine hundred forty-two thousand, seven hundred twenty-seven".