23030 has 24 divisors (see below), whose sum is σ = 49248. Its totient is φ = 7728.
The previous prime is 23029. The next prime is 23039. The reversal of 23030 is 3032.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 22999 and 23017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23039) 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, 467 + ... + 513.
It is an arithmetic number, because the mean of its divisors is an integer number (2052).
223030 is an apocalyptic number.
23030 is an abundant number, since it is smaller than the sum of its proper divisors (26218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24624).
23030 is a wasteful number, since it uses less digits than its factorization.
23030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68 (or 61 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 8.
The square root of 23030 is about 151.7563837208. The cubic root of 23030 is about 28.4510290655.
Adding to 23030 its reverse (3032), we get a palindrome (26062).
The spelling of 23030 in words is "twenty-three thousand, thirty".
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