4056206 has 16 divisors (see below), whose sum is σ = 7585920. Its totient is φ = 1580280.

The previous prime is 4056193. The next prime is 4056209. The reversal of 4056206 is 6026504.

It is a super-2 number, since 2×4056206² = 32905614228872, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056209) 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 in 7 ways as a sum of consecutive naturals, for example, 13016 + ... + 13323.

It is an arithmetic number, because the mean of its divisors is an integer number (474120).

Almost surely, 2^4056206 is an apocalyptic number.

4056206 is a deficient number, since it is larger than the sum of its proper divisors (3529714).

4056206 is a wasteful number, since it uses less digits than its factorization.

4056206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26359.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4056206 is about 2014.0024826201. The cubic root of 4056206 is about 159.4801618392.

The spelling of 4056206 in words is "four million, fifty-six thousand, two hundred six".