11797800 has 144 divisors (see below), whose sum is σ = 42601440. Its totient is φ = 2645760.

The previous prime is 11797787. The next prime is 11797801. The reversal of 11797800 is 879711.

It is not an unprimeable number, because it can be changed into a prime (11797801) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 222574 + ... + 222626.

Almost surely, 2^11797800 is an apocalyptic number.

11797800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11797800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21300720).

11797800 is an abundant number, since it is smaller than the sum of its proper divisors (30803640).

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

11797800 is a wasteful number, since it uses less digits than its factorization.

11797800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 33.

The square root of 11797800 is about 3434.7925701562. The cubic root of 11797800 is about 227.6496620184.

The spelling of 11797800 in words is "eleven million, seven hundred ninety-seven thousand, eight hundred".