232145 has 8 divisors (see below), whose sum is σ = 288360. Its totient is φ = 179200.
The previous prime is 232129. The next prime is 232153. The reversal of 232145 is 541232.
232145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 96721 + 135424 = 311^2 + 368^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 232145 - 24 = 232129 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 2 + 38 + 1 + 217 + 47 + 57 .
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 232145.
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, 656 + ... + 945.
It is an arithmetic number, because the mean of its divisors is an integer number (36045).
2232145 is an apocalyptic number.
It is an amenable number.
232145 is a deficient number, since it is larger than the sum of its proper divisors (56215).
232145 is a wasteful number, since it uses less digits than its factorization.
232145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1635.
The product of its digits is 240, while the sum is 17.
The square root of 232145 is about 481.8142795725. The cubic root of 232145 is about 61.4591351678.
Adding to 232145 its reverse (541232), we get a palindrome (773377).
The spelling of 232145 in words is "two hundred thirty-two thousand, one hundred forty-five".
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