605164840 has 32 divisors (see below), whose sum is σ = 1556138880. Its totient is φ = 207484992.

The previous prime is 605164787. The next prime is 605164867. The reversal of 605164840 is 48461506.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 605164796 and 605164805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080372 + ... + 1080931.

It is an arithmetic number, because the mean of its divisors is an integer number (48629340).

Almost surely, 2^605164840 is an apocalyptic number.

It is an amenable number.

605164840 is an abundant number, since it is smaller than the sum of its proper divisors (950974040).

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

605164840 is a wasteful number, since it uses less digits than its factorization.

605164840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161321 (or 2161317 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 605164840 is about 24600.0983737870. The cubic root of 605164840 is about 845.8458623741.

It can be divided in two parts, 60516 and 4840, that added together give a palindrome (65356).

The spelling of 605164840 in words is "six hundred five million, one hundred sixty-four thousand, eight hundred forty".