56879 has 4 divisors (see below), whose sum is σ = 59376. Its totient is φ = 54384.
The previous prime is 56873. The next prime is 56891. The reversal of 56879 is 97865.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 56879 - 212 = 52783 is a prime.
It is a Duffinian number.
It is a plaindrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56873) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1214 + ... + 1259.
It is an arithmetic number, because the mean of its divisors is an integer number (14844).
256879 is an apocalyptic number.
56879 is a deficient number, since it is larger than the sum of its proper divisors (2497).
56879 is a wasteful number, since it uses less digits than its factorization.
56879 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2496.
The product of its digits is 15120, while the sum is 35.
The square root of 56879 is about 238.4931864855. The cubic root of 56879 is about 38.4577599365.
The spelling of 56879 in words is "fifty-six thousand, eight hundred seventy-nine".
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