1330222 has 4 divisors (see below), whose sum is σ = 1995336. Its totient is φ = 665110.

The previous prime is 1330213. The next prime is 1330223. The reversal of 1330222 is 2220331.

It is a happy number.

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

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332554 + ... + 332557.

It is an arithmetic number, because the mean of its divisors is an integer number (498834).

2^1330222 is an apocalyptic number.

1330222 is a deficient number, since it is larger than the sum of its proper divisors (665114).

1330222 is an equidigital number, since it uses as much as digits as its factorization.

1330222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665113.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1330222 is about 1153.3525046576. The cubic root of 1330222 is about 109.9785633158.

Adding to 1330222 its reverse (2220331), we get a palindrome (3550553).

The spelling of 1330222 in words is "one million, three hundred thirty thousand, two hundred twenty-two".