26057 has 4 divisors (see below), whose sum is σ = 26496.
Its totient is φ = 25620.
The previous prime is 26053. The next prime is 26083. The reversal of 26057 is 75062.
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 26057 - 22 = 26053 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (26053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113 + ... + 254.
It is an arithmetic number, because the mean of its divisors is an integer number (6624).
226057 is an apocalyptic number.
It is an amenable number.
26057 is a deficient number, since it is larger than the sum of its proper divisors (439).
26057 is an equidigital number, since it uses as much as digits as its factorization.
26057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438.
The product of its (nonzero) digits is 420, while the sum is 20.
The square root of 26057 is about 161.4218076965.
The cubic root of 26057 is about 29.6465938926.
The spelling of 26057 in words is "twenty-six thousand, fifty-seven".