1236228 has 24 divisors (see below), whose sum is σ = 3296832. Its totient is φ = 353184.
The previous prime is 1236211. The next prime is 1236229. The reversal of 1236228 is 8226321.
It is a junction number, because it is equal to n+sod(n) for n = 1236198 and 1236207.
It is not an unprimeable number, because it can be changed into a prime (1236229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7275 + ... + 7442.
It is an arithmetic number, because the mean of its divisors is an integer number (137368).
21236228 is an apocalyptic number.
It is an amenable number.
1236228 is an abundant number, since it is smaller than the sum of its proper divisors (2060604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1236228 is a wasteful number, since it uses less digits than its factorization.
1236228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14731 (or 14729 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 1236228 is about 1111.8579045903. The cubic root of 1236228 is about 107.3246609850.
The spelling of 1236228 in words is "one million, two hundred thirty-six thousand, two hundred twenty-eight".
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