45558 has 12 divisors (see below), whose sum is σ = 98748.
Its totient is φ = 15180.
The previous prime is 45557. The next prime is 45569. The reversal of 45558 is 85554.
It is a super-3 number, since 3×455583 = 283671173643336, which contains 333 as substring.
It is a plaindrome in base 10 and base 12.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45553) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1248 + ... + 1283.
It is an arithmetic number, because the mean of its divisors is an integer number (8229).
245558 is an apocalyptic number.
45558 is an abundant number, since it is smaller than the sum of its proper divisors (53190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45558 is a wasteful number, since it uses less digits than its factorization.
45558 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2539 (or 2536 counting only the distinct ones).
The product of its digits is 4000, while the sum is 27.
The square root of 45558 is about 213.4432008755.
The cubic root of 45558 is about 35.7153477779.
The spelling of 45558 in words is "forty-five thousand, five hundred fifty-eight".