4238636 has 12 divisors (see below), whose sum is σ = 7475160. Its totient is φ = 2102880.

The previous prime is 4238617. The next prime is 4238651. The reversal of 4238636 is 6368324.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 4¹⁰ + 2¹⁹ + 3⁷ + 8⁷ + 6⁷ + 3⁸ + 6⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3521 + ... + 4568.

It is an arithmetic number, because the mean of its divisors is an integer number (622930).

Almost surely, 2^4238636 is an apocalyptic number.

It is an amenable number.

4238636 is a deficient number, since it is larger than the sum of its proper divisors (3236524).

4238636 is a wasteful number, since it uses less digits than its factorization.

4238636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8224 (or 8222 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 4238636 is about 2058.7947930768. The cubic root of 4238636 is about 161.8360888471.

The spelling of 4238636 in words is "four million, two hundred thirty-eight thousand, six hundred thirty-six".