4398259 has 4 divisors (see below), whose sum is σ = 4438720. Its totient is φ = 4357800.

The previous prime is 4398241. The next prime is 4398263. The reversal of 4398259 is 9528934.

It is a happy number.

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 4398259 - 2⁷ = 4398131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4398239) 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 3 ways as a sum of consecutive naturals, for example, 20067 + ... + 20284.

It is an arithmetic number, because the mean of its divisors is an integer number (1109680).

Almost surely, 2^4398259 is an apocalyptic number.

4398259 is a deficient number, since it is larger than the sum of its proper divisors (40461).

4398259 is a wasteful number, since it uses less digits than its factorization.

4398259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40460.

The product of its digits is 77760, while the sum is 40.

The square root of 4398259 is about 2097.2026606888. The cubic root of 4398259 is about 163.8426385669.

The spelling of 4398259 in words is "four million, three hundred ninety-eight thousand, two hundred fifty-nine".