4259438 has 4 divisors (see below), whose sum is σ = 6389160. Its totient is φ = 2129718.

The previous prime is 4259419. The next prime is 4259459. The reversal of 4259438 is 8349524.

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

It is a junction number, because it is equal to n+sod(n) for n = 4259398 and 4259407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064858 + ... + 1064861.

It is an arithmetic number, because the mean of its divisors is an integer number (1597290).

Almost surely, 2^4259438 is an apocalyptic number.

4259438 is a deficient number, since it is larger than the sum of its proper divisors (2129722).

4259438 is a wasteful number, since it uses less digits than its factorization.

4259438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129721.

The product of its digits is 34560, while the sum is 35.

The square root of 4259438 is about 2063.8405946197. The cubic root of 4259438 is about 162.1004051660.

The spelling of 4259438 in words is "four million, two hundred fifty-nine thousand, four hundred thirty-eight".