14228811 has 8 divisors (see below), whose sum is σ = 21079760. Its totient is φ = 9485856.

The previous prime is 14228803. The next prime is 14228843. The reversal of 14228811 is 11882241.

It is not a de Polignac number, because 14228811 - 2³ = 14228803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 526993 = 14228811 / (1 + 4 + 2 + 2 + 8 + 8 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14228801) by changing a digit.

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, 263470 + ... + 263523.

It is an arithmetic number, because the mean of its divisors is an integer number (2634970).

Almost surely, 2^14228811 is an apocalyptic number.

14228811 is a deficient number, since it is larger than the sum of its proper divisors (6850949).

14228811 is an equidigital number, since it uses as much as digits as its factorization.

14228811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527002 (or 526996 counting only the distinct ones).

The product of its digits is 1024, while the sum is 27.

The square root of 14228811 is about 3772.1096219490. The cubic root of 14228811 is about 242.3201543216.

The spelling of 14228811 in words is "fourteen million, two hundred twenty-eight thousand, eight hundred eleven".