56178 has 12 divisors (see below), whose sum is σ = 121758. Its totient is φ = 18720.
The previous prime is 56171. The next prime is 56179. The reversal of 56178 is 87165.
It can be written as a sum of positive squares in only one way, i.e., 56169 + 9 = 237^2 + 3^2 .
It is a plaindrome in base 14.
It is a nialpdrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56171) by changing a digit.
56178 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1543 + ... + 1578.
256178 is an apocalyptic number.
56178 is an abundant number, since it is smaller than the sum of its proper divisors (65580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56178 is a wasteful number, since it uses less digits than its factorization.
56178 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3129 (or 3126 counting only the distinct ones).
The product of its digits is 1680, while the sum is 27.
The square root of 56178 is about 237.0189865812. The cubic root of 56178 is about 38.2991167050.
It can be divided in two parts, 5617 and 8, that added together give a square (5625 = 752).
The spelling of 56178 in words is "fifty-six thousand, one hundred seventy-eight".
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