4238345 has 8 divisors (see below), whose sum is σ = 5158080. Its totient is φ = 3342640.

The previous prime is 4238309. The next prime is 4238393. The reversal of 4238345 is 5438324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4238345 - 2⁶ = 4238281 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 2²¹ + 3⁸ + 8 + 3¹¹ + 4⁶ + 5⁹ .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5615 + ... + 6324.

It is an arithmetic number, because the mean of its divisors is an integer number (644760).

Almost surely, 2^4238345 is an apocalyptic number.

It is an amenable number.

4238345 is a deficient number, since it is larger than the sum of its proper divisors (919735).

4238345 is a wasteful number, since it uses less digits than its factorization.

4238345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015.

The product of its digits is 11520, while the sum is 29.

The square root of 4238345 is about 2058.7241194487. The cubic root of 4238345 is about 161.8323851886.

The spelling of 4238345 in words is "four million, two hundred thirty-eight thousand, three hundred forty-five".