3940023067 has 2 divisors, whose sum is σ = 3940023068. Its totient is φ = 3940023066.

The previous prime is 3940023007. The next prime is 3940023097. The reversal of 3940023067 is 7603200493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3940023067 - 2⁷ = 3940022939 is a prime.

It is not a weakly prime, because it can be changed into another prime (3940023007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970011533 + 1970011534.

It is an arithmetic number, because the mean of its divisors is an integer number (1970011534).

Almost surely, 2^3940023067 is an apocalyptic number.

3940023067 is a deficient number, since it is larger than the sum of its proper divisors (1).

3940023067 is an equidigital number, since it uses as much as digits as its factorization.

3940023067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 3940023067 is about 62769.6030495653. The cubic root of 3940023067 is about 1579.4271099057.

The spelling of 3940023067 in words is "three billion, nine hundred forty million, twenty-three thousand, sixty-seven".