230442 has 16 divisors (see below), whose sum is σ = 465600. Its totient is φ = 76032.
The previous prime is 230431. The next prime is 230449. The reversal of 230442 is 244032.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (230449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059 + ... + 1257.
It is an arithmetic number, because the mean of its divisors is an integer number (29100).
2230442 is an apocalyptic number.
230442 is an abundant number, since it is smaller than the sum of its proper divisors (235158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230442 is a wasteful number, since it uses less digits than its factorization.
230442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397.
The product of its (nonzero) digits is 192, while the sum is 15.
The square root of 230442 is about 480.0437480064. The cubic root of 230442 is about 61.3084794805.
Adding to 230442 its reverse (244032), we get a palindrome (474474).
It can be divided in two parts, 2304 and 42, that added together give a triangular number (2346 = T68).
The spelling of 230442 in words is "two hundred thirty thousand, four hundred forty-two".
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