33061 has 4 divisors (see below), whose sum is σ = 37792. Its totient is φ = 28332.
The previous prime is 33053. The next prime is 33071. The reversal of 33061 is 16033.
33061 is nontrivially palindromic in base 12.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 33061 - 23 = 33053 is a prime.
It is a Duffinian number.
33061 is an undulating number in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33071) 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 in 3 ways as a sum of consecutive naturals, for example, 2355 + ... + 2368.
It is an arithmetic number, because the mean of its divisors is an integer number (9448).
233061 is an apocalyptic number.
It is an amenable number.
33061 is a deficient number, since it is larger than the sum of its proper divisors (4731).
33061 is an equidigital number, since it uses as much as digits as its factorization.
33061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4730.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 33061 is about 181.8268407029. The cubic root of 33061 is about 32.0950947302.
Adding to 33061 its reverse (16033), we get a palindrome (49094).
The spelling of 33061 in words is "thirty-three thousand, sixty-one".
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