231652 has 12 divisors (see below), whose sum is σ = 419580. Its totient is φ = 111776.
The previous prime is 231643. The next prime is 231661. The reversal of 231652 is 256132.
It is a happy number.
231652 is nontrivially palindromic in base 3.
It is an interprime number because it is at equal distance from previous prime (231643) and next prime (231661).
It can be written as a sum of positive squares in 2 ways, for example, as 50176 + 181476 = 224^2 + 426^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883 + ... + 1114.
It is an arithmetic number, because the mean of its divisors is an integer number (34965).
2231652 is an apocalyptic number.
It is an amenable number.
231652 is a deficient number, since it is larger than the sum of its proper divisors (187928).
231652 is a wasteful number, since it uses less digits than its factorization.
231652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2030 (or 2028 counting only the distinct ones).
The product of its digits is 360, while the sum is 19.
The square root of 231652 is about 481.3023997447. The cubic root of 231652 is about 61.4155979711.
Adding to 231652 its reverse (256132), we get a palindrome (487784).
The spelling of 231652 in words is "two hundred thirty-one thousand, six hundred fifty-two".
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