55741 has 4 divisors (see below), whose sum is σ = 63712. Its totient is φ = 47772.
The previous prime is 55733. The next prime is 55763. The reversal of 55741 is 14755.
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 55741 - 23 = 55733 is a prime.
It is a Duffinian number.
55741 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55711) 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, 3975 + ... + 3988.
It is an arithmetic number, because the mean of its divisors is an integer number (15928).
255741 is an apocalyptic number.
It is an amenable number.
55741 is a deficient number, since it is larger than the sum of its proper divisors (7971).
55741 is an equidigital number, since it uses as much as digits as its factorization.
55741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7970.
The product of its digits is 700, while the sum is 22.
The square root of 55741 is about 236.0953197334. The cubic root of 55741 is about 38.1995504456.
It can be divided in two parts, 55 and 741, that multiplied together give a triangular number (40755 = T285).
The spelling of 55741 in words is "fifty-five thousand, seven hundred forty-one".
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