485655800 has 96 divisors (see below), whose sum is σ = 1296345600. Its totient is φ = 165751680.

The previous prime is 485655791. The next prime is 485655809. The reversal of 485655800 is 8556584.

It is an interprime number because it is at equal distance from previous prime (485655791) and next prime (485655809).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485655809) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 367541 + ... + 368859.

It is an arithmetic number, because the mean of its divisors is an integer number (13503600).

Almost surely, 2^485655800 is an apocalyptic number.

485655800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485655800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648172800).

485655800 is an abundant number, since it is smaller than the sum of its proper divisors (810689800).

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

485655800 is a wasteful number, since it uses less digits than its factorization.

485655800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1596 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 41.

The square root of 485655800 is about 22037.5996878063. The cubic root of 485655800 is about 786.0367655411.

The spelling of 485655800 in words is "four hundred eighty-five million, six hundred fifty-five thousand, eight hundred".