4036389 has 16 divisors (see below), whose sum is σ = 6237312. Its totient is φ = 2274048.

The previous prime is 4036387. The next prime is 4036391. The reversal of 4036389 is 9836304.

It is an interprime number because it is at equal distance from previous prime (4036387) and next prime (4036391).

It is not a de Polignac number, because 4036389 - 2¹ = 4036387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4036387) 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 15 ways as a sum of consecutive naturals, for example, 217 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (389832).

Almost surely, 2^4036389 is an apocalyptic number.

It is an amenable number.

4036389 is a deficient number, since it is larger than the sum of its proper divisors (2200923).

4036389 is a wasteful number, since it uses less digits than its factorization.

4036389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 4036389 is about 2009.0766535899. The cubic root of 4036389 is about 159.2200189677.

The spelling of 4036389 in words is "four million, thirty-six thousand, three hundred eighty-nine".