485900305 has 12 divisors (see below), whose sum is σ = 640907316. Its totient is φ = 353381600.

The previous prime is 485900287. The next prime is 485900321. The reversal of 485900305 is 503009584.

It can be written as a sum of positive squares in 2 ways, for example, as 368025856 + 117874449 = 19184^2 + 10857^2 .

It is not a de Polignac number, because 485900305 - 2⁹ = 485899793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400966 + ... + 402175.

It is an arithmetic number, because the mean of its divisors is an integer number (53408943).

Almost surely, 2^485900305 is an apocalyptic number.

It is an amenable number.

485900305 is a deficient number, since it is larger than the sum of its proper divisors (155007011).

485900305 is a wasteful number, since it uses less digits than its factorization.

485900305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803168 (or 803157 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 485900305 is about 22043.1464405606. The cubic root of 485900305 is about 786.1686543366.

Adding to 485900305 its reverse (503009584), we get a palindrome (988909889).

The spelling of 485900305 in words is "four hundred eighty-five million, nine hundred thousand, three hundred five".