226629 has 18 divisors (see below), whose sum is σ = 356850. Its totient is φ = 138528.
The previous prime is 226621. The next prime is 226631. The reversal of 226629 is 926622.
226629 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 10404 + 216225 = 102^2 + 465^2 .
It is not a de Polignac number, because 226629 - 23 = 226621 is a prime.
226629 is strictly pandigital in base 7.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226621) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1447 + ... + 1595.
It is an arithmetic number, because the mean of its divisors is an integer number (19825).
2226629 is an apocalyptic number.
It is an amenable number.
226629 is a deficient number, since it is larger than the sum of its proper divisors (130221).
226629 is a wasteful number, since it uses less digits than its factorization.
226629 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 181 (or 165 counting only the distinct ones).
The product of its digits is 2592, while the sum is 27.
The square root of 226629 is about 476.0556690136. The cubic root of 226629 is about 60.9684509436.
The spelling of 226629 in words is "two hundred twenty-six thousand, six hundred twenty-nine".
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