11797320 has 64 divisors (see below), whose sum is σ = 37480320. Its totient is φ = 2960384.

The previous prime is 11797319. The next prime is 11797327. The reversal of 11797320 is 2379711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (11797327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852 + ... + 4931.

It is an arithmetic number, because the mean of its divisors is an integer number (585630).

Almost surely, 2^11797320 is an apocalyptic number.

11797320 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 11797320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18740160).

11797320 is an abundant number, since it is smaller than the sum of its proper divisors (25683000).

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

11797320 is a wasteful number, since it uses less digits than its factorization.

11797320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5814 (or 5810 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 11797320 is about 3434.7226962304. The cubic root of 11797320 is about 227.6465746259.

The spelling of 11797320 in words is "eleven million, seven hundred ninety-seven thousand, three hundred twenty".