3970567 has 2 divisors, whose sum is σ = 3970568. Its totient is φ = 3970566.

The previous prime is 3970531. The next prime is 3970579. The reversal of 3970567 is 7650793.

3970567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3970567 is a prime.

It is an Ulam number.

3970567 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3974567) 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, 1985283 + 1985284.

It is an arithmetic number, because the mean of its divisors is an integer number (1985284).

Almost surely, 2^3970567 is an apocalyptic number.

3970567 is a deficient number, since it is larger than the sum of its proper divisors (1).

3970567 is an equidigital number, since it uses as much as digits as its factorization.

3970567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 3970567 is about 1992.6281640085. The cubic root of 3970567 is about 158.3497965030.

The spelling of 3970567 in words is "three million, nine hundred seventy thousand, five hundred sixty-seven".