485100 has 162 divisors, whose sum is σ = 1929564. Its totient is φ = 100800.

The previous prime is 485081. The next prime is 485101. The reversal of 485100 is 1584.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (485101) by changing a digit.

485100 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 44095 + ... + 44105.

2⁴⁸⁵¹⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (964782).

485100 is an abundant number, since it is smaller than the sum of its proper divisors (1444464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

485100 is a wasteful number, since it uses less digits than its factorization.

485100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 485100 is about 696.4912059746. The cubic root of 485100 is about 78.5736795892.

Adding to 485100 its reverse (1584), we get a palindrome (486684).

Multiplying 485100 by its reverse (1584), we get a square (768398400 = 27720²).

It can be divided in two parts, 485 and 100, that added together give a palindrome (585).

The spelling of 485100 in words is "four hundred eighty-five thousand, one hundred".