45285 has 8 divisors (see below), whose sum is σ = 72480.
Its totient is φ = 24144.
The previous prime is 45281. The next prime is 45289. The reversal of 45285 is 58254.
45285 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (45281) and next prime (45289).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 45285 - 22 = 45281 is a prime.
It is a plaindrome in 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 (45281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495 + ... + 1524.
It is an arithmetic number, because the mean of its divisors is an integer number (9060).
245285 is an apocalyptic number.
It is an amenable number.
45285 is a deficient number, since it is larger than the sum of its proper divisors (27195).
45285 is a wasteful number, since it uses less digits than its factorization.
45285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3027.
The product of its digits is 1600, while the sum is 24.
The square root of 45285 is about 212.8027255465.
The cubic root of 45285 is about 35.6438650468.
The spelling of 45285 in words is "forty-five thousand, two hundred eighty-five".