11227800 has 48 divisors (see below), whose sum is σ = 34808040. Its totient is φ = 2993920.

The previous prime is 11227781. The next prime is 11227807. The reversal of 11227800 is 872211.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11227807) 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 11 ways as a sum of consecutive naturals, for example, 8757 + ... + 9956.

Almost surely, 2^11227800 is an apocalyptic number.

11227800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11227800 is an abundant number, since it is smaller than the sum of its proper divisors (23580240).

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

11227800 is a wasteful number, since it uses less digits than its factorization.

11227800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18732 (or 18723 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 11227800 is about 3350.7909514024. The cubic root of 11227800 is about 223.9227518498.

The spelling of 11227800 in words is "eleven million, two hundred twenty-seven thousand, eight hundred".