605211005 has 48 divisors (see below), whose sum is σ = 883509120. Its totient is φ = 396321408.

The previous prime is 605210959. The next prime is 605211053. The reversal of 605211005 is 500112506.

It is not a de Polignac number, because 605211005 - 2¹⁰ = 605209981 is a prime.

It is a super-2 number, since 2×605211005² = 732560721146220050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 731402 + ... + 732228.

It is an arithmetic number, because the mean of its divisors is an integer number (18406440).

Almost surely, 2^605211005 is an apocalyptic number.

It is an amenable number.

605211005 is a deficient number, since it is larger than the sum of its proper divisors (278298115).

605211005 is a wasteful number, since it uses less digits than its factorization.

605211005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978 (or 971 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 605211005 is about 24601.0366651489. The cubic root of 605211005 is about 845.8673702778.

The spelling of 605211005 in words is "six hundred five million, two hundred eleven thousand, five".