4236728 has 16 divisors (see below), whose sum is σ = 7982280. Its totient is φ = 2108128.

The previous prime is 4236719. The next prime is 4236737. The reversal of 4236728 is 8276324.

It is an interprime number because it is at equal distance from previous prime (4236719) and next prime (4236737).

It is a d-powerful number, because it can be written as 4¹¹ + 2¹³ + 3⁶ + 6³ + 7 + 2¹⁵ + 8³ .

It is a junction number, because it is equal to n+sod(n) for n = 4236694 and 4236703.

It is a congruent number.

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, 650 + ... + 2982.

Almost surely, 2^4236728 is an apocalyptic number.

It is an amenable number.

4236728 is a deficient number, since it is larger than the sum of its proper divisors (3745552).

4236728 is a wasteful number, since it uses less digits than its factorization.

4236728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566 (or 2562 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 4236728 is about 2058.3313630220. The cubic root of 4236728 is about 161.8118019773.

The spelling of 4236728 in words is "four million, two hundred thirty-six thousand, seven hundred twenty-eight".