1814222 has 4 divisors (see below), whose sum is σ = 2721336. Its totient is φ = 907110.

The previous prime is 1814179. The next prime is 1814233. The reversal of 1814222 is 2224181.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1814194 and 1814203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453554 + ... + 453557.

It is an arithmetic number, because the mean of its divisors is an integer number (680334).

2^1814222 is an apocalyptic number.

1814222 is a deficient number, since it is larger than the sum of its proper divisors (907114).

1814222 is an equidigital number, since it uses as much as digits as its factorization.

1814222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907113.

The product of its digits is 256, while the sum is 20.

The square root of 1814222 is about 1346.9305846999. The cubic root of 1814222 is about 121.9635741831.

The spelling of 1814222 in words is "one million, eight hundred fourteen thousand, two hundred twenty-two".