11772238 has 8 divisors (see below), whose sum is σ = 17697888. Its totient is φ = 5872944.

The previous prime is 11772221. The next prime is 11772263. The reversal of 11772238 is 83227711.

11772238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5431 + ... + 7282.

It is an arithmetic number, because the mean of its divisors is an integer number (2212236).

Almost surely, 2^11772238 is an apocalyptic number.

11772238 is a deficient number, since it is larger than the sum of its proper divisors (5925650).

11772238 is a wasteful number, since it uses less digits than its factorization.

11772238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13178.

The product of its digits is 4704, while the sum is 31.

The square root of 11772238 is about 3431.0695125573. The cubic root of 11772238 is about 227.4851288432.

Adding to 11772238 its reverse (83227711), we get a palindrome (94999949).

The spelling of 11772238 in words is "eleven million, seven hundred seventy-two thousand, two hundred thirty-eight".