1272238 has 8 divisors (see below), whose sum is σ = 2081880. Its totient is φ = 578280.
The previous prime is 1272233. The next prime is 1272247. The reversal of 1272238 is 8322721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1272233) 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, 28893 + ... + 28936.
It is an arithmetic number, because the mean of its divisors is an integer number (260235).
21272238 is an apocalyptic number.
1272238 is a deficient number, since it is larger than the sum of its proper divisors (809642).
1272238 is a wasteful number, since it uses less digits than its factorization.
1272238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57842.
The product of its digits is 1344, while the sum is 25.
The square root of 1272238 is about 1127.9352818314. The cubic root of 1272238 is about 108.3567875582.
Adding to 1272238 its reverse (8322721), we get a palindrome (9594959).
The spelling of 1272238 in words is "one million, two hundred seventy-two thousand, two hundred thirty-eight".
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