4040207 has 2 divisors, whose sum is σ = 4040208. Its totient is φ = 4040206.

The previous prime is 4040173. The next prime is 4040219. The reversal of 4040207 is 7020404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4040207 - 2²⁰ = 2991631 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 (4040227) 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, 2020103 + 2020104.

It is an arithmetic number, because the mean of its divisors is an integer number (2020104).

Almost surely, 2^4040207 is an apocalyptic number.

4040207 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040207 is an equidigital number, since it uses as much as digits as its factorization.

4040207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 4040207 is about 2010.0266167392. The cubic root of 4040207 is about 159.2702049518.

The spelling of 4040207 in words is "four million, forty thousand, two hundred seven".