11842238 has 4 divisors (see below), whose sum is σ = 17763360. Its totient is φ = 5921118.

The previous prime is 11842189. The next prime is 11842247. The reversal of 11842238 is 83224811.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11842238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2960558 + ... + 2960561.

It is an arithmetic number, because the mean of its divisors is an integer number (4440840).

Almost surely, 2^11842238 is an apocalyptic number.

11842238 is a deficient number, since it is larger than the sum of its proper divisors (5921122).

11842238 is an equidigital number, since it uses as much as digits as its factorization.

11842238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921121.

The product of its digits is 3072, while the sum is 29.

The square root of 11842238 is about 3441.2552942204. The cubic root of 11842238 is about 227.9351282559.

The spelling of 11842238 in words is "eleven million, eight hundred forty-two thousand, two hundred thirty-eight".