4259398 has 32 divisors (see below), whose sum is σ = 7674912. Its totient is φ = 1747200.

The previous prime is 4259389. The next prime is 4259399. The reversal of 4259398 is 8939524.

It is a happy number.

It is a d-powerful number, because it can be written as 4 + 2²¹ + 5⁵ + 9³ + 3⁷ + 9⁵ + 8⁷ .

Its product of digits (77760) is a multiple of the sum of its prime divisors (360).

It is a self number, because there is not a number n which added to its sum of digits gives 4259398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4259399) 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 15 ways as a sum of consecutive naturals, for example, 15018 + ... + 15298.

It is an arithmetic number, because the mean of its divisors is an integer number (239841).

Almost surely, 2^4259398 is an apocalyptic number.

4259398 is a deficient number, since it is larger than the sum of its proper divisors (3415514).

4259398 is a wasteful number, since it uses less digits than its factorization.

4259398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360.

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

The square root of 4259398 is about 2063.8309039260. The cubic root of 4259398 is about 162.0998977409.

The spelling of 4259398 in words is "four million, two hundred fifty-nine thousand, three hundred ninety-eight".