4238299439 has 16 divisors (see below), whose sum is σ = 4656253056. Its totient is φ = 3825856800.

The previous prime is 4238299423. The next prime is 4238299477. The reversal of 4238299439 is 9349928324.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4238299439 - 2⁴ = 4238299423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238299139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804664 + ... + 1807010.

It is an arithmetic number, because the mean of its divisors is an integer number (291015816).

Almost surely, 2^4238299439 is an apocalyptic number.

4238299439 is a deficient number, since it is larger than the sum of its proper divisors (417953617).

4238299439 is a wasteful number, since it uses less digits than its factorization.

4238299439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446.

The product of its digits is 3359232, while the sum is 53.

The square root of 4238299439 is about 65102.2229958394. Note that the first 3 decimals coincide. The cubic root of 4238299439 is about 1618.3180530258.

The spelling of 4238299439 in words is "four billion, two hundred thirty-eight million, two hundred ninety-nine thousand, four hundred thirty-nine".