605005340 has 24 divisors (see below), whose sum is σ = 1325751840. Its totient is φ = 231480128.

The previous prime is 605005339. The next prime is 605005361. The reversal of 605005340 is 43500506.

It is a super-2 number, since 2×605005340² = 732062922857031200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657155 + ... + 658074.

It is an arithmetic number, because the mean of its divisors is an integer number (55239660).

Almost surely, 2^605005340 is an apocalyptic number.

It is an amenable number.

605005340 is an abundant number, since it is smaller than the sum of its proper divisors (720746500).

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

605005340 is a wasteful number, since it uses less digits than its factorization.

605005340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315261 (or 1315259 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 605005340 is about 24596.8563031945. The cubic root of 605005340 is about 845.7715441826.

Adding to 605005340 its reverse (43500506), we get a palindrome (648505846).

The spelling of 605005340 in words is "six hundred five million, five thousand, three hundred forty".