4254239 has 6 divisors (see below), whose sum is σ = 4676280. Its totient is φ = 3867380.

The previous prime is 4254227. The next prime is 4254247. The reversal of 4254239 is 9324524.

It is not a de Polignac number, because 4254239 - 2¹⁶ = 4188703 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 2⁵ + 5 + 4¹¹ + 2⁹ + 3¹⁰ + 9² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4254259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17459 + ... + 17700.

It is an arithmetic number, because the mean of its divisors is an integer number (779380).

Almost surely, 2^4254239 is an apocalyptic number.

4254239 is a deficient number, since it is larger than the sum of its proper divisors (422041).

4254239 is a wasteful number, since it uses less digits than its factorization.

4254239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35181 (or 35170 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 4254239 is about 2062.5806650892. The cubic root of 4254239 is about 162.0344259511.

It can be divided in two parts, 425 and 4239, that added together give a palindrome (4664).

The spelling of 4254239 in words is "four million, two hundred fifty-four thousand, two hundred thirty-nine".