1157808 has 20 divisors (see below), whose sum is σ = 2991128. Its totient is φ = 385920.

The previous prime is 1157791. The next prime is 1157831. The reversal of 1157808 is 8087511.

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, 12013 + ... + 12108.

2^1157808 is an apocalyptic number.

It is an amenable number.

1157808 is an abundant number, since it is smaller than the sum of its proper divisors (1833320).

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

1157808 is a wasteful number, since it uses less digits than its factorization.

1157808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24132 (or 24126 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 30.

The square root of 1157808 is about 1076.0148697857. The cubic root of 1157808 is about 105.0055325883.

The spelling of 1157808 in words is "one million, one hundred fifty-seven thousand, eight hundred eight".