228411 has 12 divisors (see below), whose sum is σ = 338520. Its totient is φ = 148320.
The previous prime is 228409. The next prime is 228419. The reversal of 228411 is 114822.
It is not a de Polignac number, because 228411 - 21 = 228409 is a prime.
It is a plaindrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228419) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60 + ... + 678.
It is an arithmetic number, because the mean of its divisors is an integer number (28210).
2228411 is an apocalyptic number.
228411 is a deficient number, since it is larger than the sum of its proper divisors (110109).
228411 is a wasteful number, since it uses less digits than its factorization.
228411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 666 (or 663 counting only the distinct ones).
The product of its digits is 128, while the sum is 18.
The square root of 228411 is about 477.9236340672. The cubic root of 228411 is about 61.1278336850.
The spelling of 228411 in words is "two hundred twenty-eight thousand, four hundred eleven".
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