632 has 8 divisors (see below), whose sum is σ = 1200. Its totient is φ = 312.
The previous prime is 631. The next prime is 641. The reversal of 632 is 236.
It is a happy number.
632 is nontrivially palindromic in base 11 and base 15.
632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (8).
It is an alternating number because its digits alternate between even and odd.
632 is an undulating number in base 11 and base 15.
It is a plaindrome in base 12 and base 16.
It is a nialpdrome in base 9, base 10 and base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32 + ... + 47.
It is an arithmetic number, because the mean of its divisors is an integer number (150).
It is an amenable number.
632 is a deficient number, since it is larger than the sum of its proper divisors (568).
632 is a wasteful number, since it uses less digits than its factorization.
632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85 (or 81 counting only the distinct ones).
The product of its digits is 36, while the sum is 11.
The square root of 632 is about 25.1396101800. The cubic root of 632 is about 8.5816808541.
Adding to 632 its reverse (236), we get a palindrome (868).
The spelling of 632 in words is "six hundred thirty-two", and thus it is an aban number.
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