605408 has 12 divisors (see below), whose sum is σ = 1191960. Its totient is φ = 302688.

The previous prime is 605401. The next prime is 605411. The reversal of 605408 is 804506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9428 + ... + 9491.

It is an arithmetic number, because the mean of its divisors is an integer number (99330).

2⁶⁰⁵⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

605408 is a deficient number, since it is larger than the sum of its proper divisors (586552).

605408 is a wasteful number, since it uses less digits than its factorization.

605408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18929 (or 18921 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 605408 is about 778.0796874357. The cubic root of 605408 is about 84.5959136381.

The spelling of 605408 in words is "six hundred five thousand, four hundred eight".