605161000 has 64 divisors (see below), whose sum is σ = 1422308160. Its totient is φ = 241000000.

The previous prime is 605160989. The next prime is 605161003. The reversal of 605161000 is 161506.

It is not an unprimeable number, because it can be changed into a prime (605161003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249795 + ... + 252205.

It is an arithmetic number, because the mean of its divisors is an integer number (22223565).

Almost surely, 2^605161000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605161000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711154080).

605161000 is an abundant number, since it is smaller than the sum of its proper divisors (817147160).

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

605161000 is a wasteful number, since it uses less digits than its factorization.

605161000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683 (or 2669 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 605161000 is about 24600.0203251949. The cubic root of 605161000 is about 845.8440732996.

It can be divided in two parts, 60516 and 1000, that added together give a palindrome (61516).

The spelling of 605161000 in words is "six hundred five million, one hundred sixty-one thousand".