11742238 has 8 divisors (see below), whose sum is σ = 17795232. Its totient is φ = 5810496.

The previous prime is 11742217. The next prime is 11742251. The reversal of 11742238 is 83224711.

11742238 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, 30070 + ... + 30457.

It is an arithmetic number, because the mean of its divisors is an integer number (2224404).

Almost surely, 2^11742238 is an apocalyptic number.

11742238 is a deficient number, since it is larger than the sum of its proper divisors (6052994).

11742238 is an equidigital number, since it uses as much as digits as its factorization.

11742238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60626.

The product of its digits is 2688, while the sum is 28.

The square root of 11742238 is about 3426.6949090924. The cubic root of 11742238 is about 227.2917258203.

Adding to 11742238 its reverse (83224711), we get a palindrome (94966949).

It can be divided in two parts, 11 and 742238, that multiplied together give a palindrome (8164618).

The spelling of 11742238 in words is "eleven million, seven hundred forty-two thousand, two hundred thirty-eight".