4056965 has 16 divisors (see below), whose sum is σ = 5624640. Its totient is φ = 2776320.

The previous prime is 4056919. The next prime is 4056967. The reversal of 4056965 is 5696504.

It is a happy number.

It is not a de Polignac number, because 4056965 - 2²⁰ = 3008389 is a prime.

It is a super-2 number, since 2×4056965² = 32917930022450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1235 + ... + 3104.

It is an arithmetic number, because the mean of its divisors is an integer number (351540).

Almost surely, 2^4056965 is an apocalyptic number.

It is an amenable number.

4056965 is a deficient number, since it is larger than the sum of its proper divisors (1567675).

4056965 is a wasteful number, since it uses less digits than its factorization.

4056965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 4056965 is about 2014.1909045570. The cubic root of 4056965 is about 159.4901085640.

The spelling of 4056965 in words is "four million, fifty-six thousand, nine hundred sixty-five".