605340 has 96 divisors (see below), whose sum is σ = 2016000. Its totient is φ = 150336.

The previous prime is 605333. The next prime is 605347. The reversal of 605340 is 43506.

It is a happy number.

605340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (605333) and next prime (605347).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605347) by changing a digit.

605340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10231 + ... + 10289.

It is an arithmetic number, because the mean of its divisors is an integer number (21000).

2⁶⁰⁵³⁴⁰ is an apocalyptic number.

605340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008000).

605340 is an abundant number, since it is smaller than the sum of its proper divisors (1410660).

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

605340 is a wasteful number, since it uses less digits than its factorization.

605340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 605340 is about 778.0359888848. The cubic root of 605340 is about 84.5927462218.

Adding to 605340 its reverse (43506), we get a palindrome (648846).

It can be divided in two parts, 60 and 5340, that multiplied together give a triangular number (320400 = T₈₀₀).

The spelling of 605340 in words is "six hundred five thousand, three hundred forty".