22830 has 16 divisors (see below), whose sum is σ = 54864. Its totient is φ = 6080.
The previous prime is 22817. The next prime is 22853. The reversal of 22830 is 3822.
22830 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
22830 is strictly pandigital in base 6.
It is a plaindrome in base 12.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351 + ... + 410.
It is an arithmetic number, because the mean of its divisors is an integer number (3429).
222830 is an apocalyptic number.
22830 is an abundant number, since it is smaller than the sum of its proper divisors (32034).
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 (27432).
22830 is a wasteful number, since it uses less digits than its factorization.
22830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 22830 is about 151.0959959761. The cubic root of 22830 is about 28.3684301712.
The spelling of 22830 in words is "twenty-two thousand, eight hundred thirty".
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