523228 has 6 divisors (see below), whose sum is σ = 915656. Its totient is φ = 261612.
The previous prime is 523219. The next prime is 523261. The reversal of 523228 is 822325.
It is a d-powerful number, because it can be written as 58 + 28 + 210 + 35 + 217 + 8 .
It is a nialpdrome in base 9.
It is a junction number, because it is equal to n+sod(n) for n = 523199 and 523208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65400 + ... + 65407.
2523228 is an apocalyptic number.
It is an amenable number.
523228 is a deficient number, since it is larger than the sum of its proper divisors (392428).
523228 is a wasteful number, since it uses less digits than its factorization.
523228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130811 (or 130809 counting only the distinct ones).
The product of its digits is 960, while the sum is 22.
The square root of 523228 is about 723.3450075863. The cubic root of 523228 is about 80.5805682313.
The spelling of 523228 in words is "five hundred twenty-three thousand, two hundred twenty-eight".
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