11472238 has 8 divisors (see below), whose sum is σ = 18114120. Its totient is φ = 5434200.

The previous prime is 11472233. The next prime is 11472269. The reversal of 11472238 is 83227411.

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

It is a super-2 number, since 2×11472238² = 263224489457288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11472233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150913 + ... + 150988.

It is an arithmetic number, because the mean of its divisors is an integer number (2264265).

Almost surely, 2^11472238 is an apocalyptic number.

11472238 is a deficient number, since it is larger than the sum of its proper divisors (6641882).

11472238 is a wasteful number, since it uses less digits than its factorization.

11472238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301922.

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

The square root of 11472238 is about 3387.0692346039. The cubic root of 11472238 is about 225.5360912271.

Adding to 11472238 its reverse (83227411), we get a palindrome (94699649).

The spelling of 11472238 in words is "eleven million, four hundred seventy-two thousand, two hundred thirty-eight".