1798227 has 8 divisors (see below), whose sum is σ = 2664080. Its totient is φ = 1198800.

The previous prime is 1798211. The next prime is 1798241. The reversal of 1798227 is 7228971.

It is not a de Polignac number, because 1798227 - 2⁴ = 1798211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1798191 and 1798200.

It is not an unprimeable number, because it can be changed into a prime (1798207) 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 7 ways as a sum of consecutive naturals, for example, 33274 + ... + 33327.

It is an arithmetic number, because the mean of its divisors is an integer number (333010).

2^1798227 is an apocalyptic number.

1798227 is a deficient number, since it is larger than the sum of its proper divisors (865853).

1798227 is an equidigital number, since it uses as much as digits as its factorization.

1798227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66610 (or 66604 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 1798227 is about 1340.9798656207. The cubic root of 1798227 is about 121.6040869976.

It can be divided in two parts, 1798 and 227, that added together give a square (2025 = 45²).

The spelling of 1798227 in words is "one million, seven hundred ninety-eight thousand, two hundred twenty-seven".