3945367 has 2 divisors, whose sum is σ = 3945368. Its totient is φ = 3945366.

The previous prime is 3945353. The next prime is 3945391. The reversal of 3945367 is 7635493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3945367 - 2¹¹ = 3943319 is a prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 9³ + 4¹⁰ + 5⁹ + 3¹⁰ + 6⁴ + 7⁷ .

3945367 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3945467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972683 + 1972684.

It is an arithmetic number, because the mean of its divisors is an integer number (1972684).

Almost surely, 2^3945367 is an apocalyptic number.

3945367 is a deficient number, since it is larger than the sum of its proper divisors (1).

3945367 is an equidigital number, since it uses as much as digits as its factorization.

3945367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 3945367 is about 1986.2947918172. The cubic root of 3945367 is about 158.0140856961.

The spelling of 3945367 in words is "three million, nine hundred forty-five thousand, three hundred sixty-seven".