485645 has 16 divisors (see below), whose sum is σ = 628992. Its totient is φ = 359040.

The previous prime is 485609. The next prime is 485647. The reversal of 485645 is 546584.

It is not a de Polignac number, because 485645 - 2⁸ = 485389 is a prime.

It is a super-3 number, since 3×485645³ = 343619672879133375, which contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 485645.

It is not an unprimeable number, because it can be changed into a prime (485647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4664 + ... + 4766.

It is an arithmetic number, because the mean of its divisors is an integer number (39312).

2⁴⁸⁵⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

485645 is a deficient number, since it is larger than the sum of its proper divisors (143347).

485645 is a wasteful number, since it uses less digits than its factorization.

485645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172.

The product of its digits is 19200, while the sum is 32.

The square root of 485645 is about 696.8823430106. The cubic root of 485645 is about 78.6030938877.

The spelling of 485645 in words is "four hundred eighty-five thousand, six hundred forty-five".