11442880 has 28 divisors (see below), whose sum is σ = 27249120. Its totient is φ = 4577024.

The previous prime is 11442877. The next prime is 11442881. The reversal of 11442880 is 8824411.

It is not an unprimeable number, because it can be changed into a prime (11442881) 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 3 ways as a sum of consecutive naturals, for example, 17560 + ... + 18199.

Almost surely, 2^11442880 is an apocalyptic number.

11442880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11442880 is an abundant number, since it is smaller than the sum of its proper divisors (15806240).

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

11442880 is an equidigital number, since it uses as much as digits as its factorization.

11442880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35776 (or 35766 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 11442880 is about 3382.7326231909. The cubic root of 11442880 is about 225.3435410413.

The spelling of 11442880 in words is "eleven million, four hundred forty-two thousand, eight hundred eighty".