87532 has 12 divisors (see below), whose sum is σ = 155680. Its totient is φ = 43056.
The previous prime is 87523. The next prime is 87539. The reversal of 87532 is 23578.
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 87497 and 87506.
It is not an unprimeable number, because it can be changed into a prime (87539) by changing a digit.
87532 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is an upside-down number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178 + ... + 454.
287532 is an apocalyptic number.
It is an amenable number.
87532 is a deficient number, since it is larger than the sum of its proper divisors (68148).
87532 is a wasteful number, since it uses less digits than its factorization.
87532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 360 (or 358 counting only the distinct ones).
The product of its digits is 1680, while the sum is 25.
The square root of 87532 is about 295.8580740828. The cubic root of 87532 is about 44.4006114138.
The spelling of 87532 in words is "eighty-seven thousand, five hundred thirty-two".
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