1672222 has 16 divisors (see below), whose sum is σ = 2682720. Its totient is φ = 779008.

The previous prime is 1672219. The next prime is 1672243. The reversal of 1672222 is 2222761.

1672222 is nontrivially palindromic in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 1672193 and 1672202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4479 + ... + 4837.

It is an arithmetic number, because the mean of its divisors is an integer number (167670).

2^1672222 is an apocalyptic number.

1672222 is a deficient number, since it is larger than the sum of its proper divisors (1010498).

1672222 is a wasteful number, since it uses less digits than its factorization.

1672222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515.

The product of its digits is 672, while the sum is 22.

The square root of 1672222 is about 1293.1442301615. The cubic root of 1672222 is about 118.6946955772.

Adding to 1672222 its reverse (2222761), we get a palindrome (3894983).

The spelling of 1672222 in words is "one million, six hundred seventy-two thousand, two hundred twenty-two".