4255239 has 16 divisors (see below), whose sum is σ = 5870592. Its totient is φ = 2740128.

The previous prime is 4255213. The next prime is 4255249. The reversal of 4255239 is 9325524.

It is not a de Polignac number, because 4255239 - 2⁸ = 4254983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255249) 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, 14377 + ... + 14669.

It is an arithmetic number, because the mean of its divisors is an integer number (366912).

Almost surely, 2^4255239 is an apocalyptic number.

4255239 is a deficient number, since it is larger than the sum of its proper divisors (1615353).

4255239 is a wasteful number, since it uses less digits than its factorization.

4255239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446.

The product of its digits is 10800, while the sum is 30.

The square root of 4255239 is about 2062.8230656069. The cubic root of 4255239 is about 162.0471208758.

The spelling of 4255239 in words is "four million, two hundred fifty-five thousand, two hundred thirty-nine".