11022880 has 48 divisors (see below), whose sum is σ = 28413504. Its totient is φ = 4007680.

The previous prime is 11022877. The next prime is 11022889. The reversal of 11022880 is 8822011.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1372 + ... + 4891.

It is an arithmetic number, because the mean of its divisors is an integer number (591948).

Almost surely, 2^11022880 is an apocalyptic number.

11022880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022880 is an abundant number, since it is smaller than the sum of its proper divisors (17390624).

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

11022880 is a wasteful number, since it uses less digits than its factorization.

11022880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6289 (or 6281 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 11022880 is about 3320.0722883696. The cubic root of 11022880 is about 222.5520982241.

Adding to 11022880 its reverse (8822011), we get a palindrome (19844891).

The spelling of 11022880 in words is "eleven million, twenty-two thousand, eight hundred eighty".