1197808 has 20 divisors (see below), whose sum is σ = 2376088. Its totient is φ = 584640.

The previous prime is 1197799. The next prime is 1197821. The reversal of 1197808 is 8087911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183 + ... + 1558.

2^1197808 is an apocalyptic number.

It is an amenable number.

1197808 is a deficient number, since it is larger than the sum of its proper divisors (1178280).

1197808 is a wasteful number, since it uses less digits than its factorization.

1197808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792 (or 1786 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 1197808 is about 1094.4441511562. Note that the first 3 decimals coincide. The cubic root of 1197808 is about 106.2011133811.

The spelling of 1197808 in words is "one million, one hundred ninety-seven thousand, eight hundred eight".