605442 has 8 divisors (see below), whose sum is σ = 1210896. Its totient is φ = 201812.

The previous prime is 605413. The next prime is 605443. The reversal of 605442 is 244506.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

605442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (605443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50448 + ... + 50459.

It is an arithmetic number, because the mean of its divisors is an integer number (151362).

2⁶⁰⁵⁴⁴² is an apocalyptic number.

605442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

605442 is a wasteful number, since it uses less digits than its factorization.

605442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100912.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 605442 is about 778.1015357908. The cubic root of 605442 is about 84.5974972573.

Adding to 605442 its reverse (244506), we get a palindrome (849948).

The spelling of 605442 in words is "six hundred five thousand, four hundred forty-two".