11228730 has 16 divisors (see below), whose sum is σ = 26949024. Its totient is φ = 2994320.

The previous prime is 11228689. The next prime is 11228743. The reversal of 11228730 is 3782211.

It is a self number, because there is not a number n which added to its sum of digits gives 11228730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187116 + ... + 187175.

It is an arithmetic number, because the mean of its divisors is an integer number (1684314).

Almost surely, 2^11228730 is an apocalyptic number.

11228730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11228730 is an abundant number, since it is smaller than the sum of its proper divisors (15720294).

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

11228730 is a wasteful number, since it uses less digits than its factorization.

11228730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374301.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 11228730 is about 3350.9297217340. The cubic root of 11228730 is about 223.9289341951.

The spelling of 11228730 in words is "eleven million, two hundred twenty-eight thousand, seven hundred thirty".