1205608 has 16 divisors (see below), whose sum is σ = 2322180. Its totient is φ = 586368.

The previous prime is 1205563. The next prime is 1205609. The reversal of 1205608 is 8065021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1205604 + 4 = 1098^2 + 2^2 .

It is not an unprimeable number, because it can be changed into a prime (1205609) 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, 1741 + ... + 2332.

2^1205608 is an apocalyptic number.

It is an amenable number.

1205608 is a deficient number, since it is larger than the sum of its proper divisors (1116572).

1205608 is a wasteful number, since it uses less digits than its factorization.

1205608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116 (or 4112 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1205608 is about 1098.0018214921. The cubic root of 1205608 is about 106.4311383038.

Subtracting from 1205608 its product of nonzero digits (480), we obtain a triangular number (1205128 = T₁₅₅₂).

The spelling of 1205608 in words is "one million, two hundred five thousand, six hundred eight".