605404868 has 6 divisors (see below), whose sum is σ = 1059458526. Its totient is φ = 302702432.

The previous prime is 605404843. The next prime is 605404871. The reversal of 605404868 is 868404506.

It can be written as a sum of positive squares in only one way, i.e., 586027264 + 19377604 = 24208^2 + 4402^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75675605 + ... + 75675612.

It is an arithmetic number, because the mean of its divisors is an integer number (176576421).

Almost surely, 2^605404868 is an apocalyptic number.

It is an amenable number.

605404868 is a deficient number, since it is larger than the sum of its proper divisors (454053658).

605404868 is a wasteful number, since it uses less digits than its factorization.

605404868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151351221 (or 151351219 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 605404868 is about 24604.9764885074. The cubic root of 605404868 is about 845.9576775583.

The spelling of 605404868 in words is "six hundred five million, four hundred four thousand, eight hundred sixty-eight".