1322208 has 36 divisors (see below), whose sum is σ = 3760848. Its totient is φ = 440640.

The previous prime is 1322203. The next prime is 1322219. The reversal of 1322208 is 8022231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2008 + ... + 2583.

It is an arithmetic number, because the mean of its divisors is an integer number (104468).

2^1322208 is an apocalyptic number.

1322208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1322208 is an abundant number, since it is smaller than the sum of its proper divisors (2438640).

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

1322208 is a wasteful number, since it uses less digits than its factorization.

1322208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4607 (or 4596 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1322208 is about 1149.8730364697. The cubic root of 1322208 is about 109.7572608802.

Adding to 1322208 its reverse (8022231), we get a palindrome (9344439).

The spelling of 1322208 in words is "one million, three hundred twenty-two thousand, two hundred eight".