3945727 has 2 divisors, whose sum is σ = 3945728. Its totient is φ = 3945726.

The previous prime is 3945703. The next prime is 3945731. The reversal of 3945727 is 7275493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3945727 - 2¹⁵ = 3912959 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3945757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972863 + 1972864.

It is an arithmetic number, because the mean of its divisors is an integer number (1972864).

Almost surely, 2^3945727 is an apocalyptic number.

3945727 is a deficient number, since it is larger than the sum of its proper divisors (1).

3945727 is an equidigital number, since it uses as much as digits as its factorization.

3945727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 3945727 is about 1986.3854107398. The cubic root of 3945727 is about 158.0188916149.

The spelling of 3945727 in words is "three million, nine hundred forty-five thousand, seven hundred twenty-seven".