4026238 has 4 divisors (see below), whose sum is σ = 6039360. Its totient is φ = 2013118.

The previous prime is 4026227. The next prime is 4026257. The reversal of 4026238 is 8326204.

It is a happy number.

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

It is a zygodrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006558 + ... + 1006561.

It is an arithmetic number, because the mean of its divisors is an integer number (1509840).

Almost surely, 2^4026238 is an apocalyptic number.

4026238 is a deficient number, since it is larger than the sum of its proper divisors (2013122).

4026238 is a wasteful number, since it uses less digits than its factorization.

4026238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013121.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4026238 is about 2006.5487783754. The cubic root of 4026238 is about 159.0864342885.

The spelling of 4026238 in words is "four million, twenty-six thousand, two hundred thirty-eight".