4805239 has 4 divisors (see below), whose sum is σ = 4814424. Its totient is φ = 4796056.

The previous prime is 4805231. The next prime is 4805249. The reversal of 4805239 is 9325084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4805239 - 2³ = 4805231 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 8³ + 0 + 5⁷ + 2⁷ + 3¹² + 9³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4805239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4805231) 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, 3757 + ... + 4870.

It is an arithmetic number, because the mean of its divisors is an integer number (1203606).

Almost surely, 2^4805239 is an apocalyptic number.

4805239 is a deficient number, since it is larger than the sum of its proper divisors (9185).

4805239 is an equidigital number, since it uses as much as digits as its factorization.

4805239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9184.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4805239 is about 2192.0855366523. The cubic root of 4805239 is about 168.7478821865.

The spelling of 4805239 in words is "four million, eight hundred five thousand, two hundred thirty-nine".