4056939 has 32 divisors (see below), whose sum is σ = 6420480. Its totient is φ = 2527200.

The previous prime is 4056919. The next prime is 4056967. The reversal of 4056939 is 9396504.

It is not a de Polignac number, because 4056939 - 2¹³ = 4048747 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30904 + ... + 31034.

It is an arithmetic number, because the mean of its divisors is an integer number (200640).

Almost surely, 2^4056939 is an apocalyptic number.

4056939 is a deficient number, since it is larger than the sum of its proper divisors (2363541).

4056939 is a wasteful number, since it uses less digits than its factorization.

4056939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 4056939 is about 2014.1844503421. The cubic root of 4056939 is about 159.4897678535.

The spelling of 4056939 in words is "four million, fifty-six thousand, nine hundred thirty-nine".