4065957 has 40 divisors (see below), whose sum is σ = 7108992. Its totient is φ = 2268000.

The previous prime is 4065953. The next prime is 4065973. The reversal of 4065957 is 7595604.

4065957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4065957 - 2² = 4065953 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4065953) 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 in 39 ways as a sum of consecutive naturals, for example, 40207 + ... + 40307.

Almost surely, 2^4065957 is an apocalyptic number.

It is an amenable number.

4065957 is a deficient number, since it is larger than the sum of its proper divisors (3043035).

4065957 is a wasteful number, since it uses less digits than its factorization.

4065957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 4065957 is about 2016.4218308677. The cubic root of 4065957 is about 159.6078547776.

The spelling of 4065957 in words is "four million, sixty-five thousand, nine hundred fifty-seven".