4238744 has 16 divisors (see below), whose sum is σ = 8142120. Its totient is φ = 2067520.

The previous prime is 4238719. The next prime is 4238747. The reversal of 4238744 is 4478324.

It is a d-powerful number, because it can be written as 4⁴ + 2²¹ + 3⁸ + 8³ + 7⁷ + 4⁹ + 4¹⁰ .

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 4238744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6134 + ... + 6789.

Almost surely, 2^4238744 is an apocalyptic number.

It is an amenable number.

4238744 is a deficient number, since it is larger than the sum of its proper divisors (3903376).

4238744 is a wasteful number, since it uses less digits than its factorization.

4238744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12970 (or 12966 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 4238744 is about 2058.8210218472. The cubic root of 4238744 is about 161.8374633576.

The spelling of 4238744 in words is "four million, two hundred thirty-eight thousand, seven hundred forty-four".