11329720 has 32 divisors (see below), whose sum is σ = 26373600. Its totient is φ = 4375168.

The previous prime is 11329699. The next prime is 11329723. The reversal of 11329720 is 2792311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11329723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3724 + ... + 6043.

It is an arithmetic number, because the mean of its divisors is an integer number (824175).

Almost surely, 2^11329720 is an apocalyptic number.

11329720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11329720 is an abundant number, since it is smaller than the sum of its proper divisors (15043880).

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

11329720 is a wasteful number, since it uses less digits than its factorization.

11329720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9807 (or 9803 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 11329720 is about 3365.9649433706. The cubic root of 11329720 is about 224.5982625487.

The spelling of 11329720 in words is "eleven million, three hundred twenty-nine thousand, seven hundred twenty".