1683222 has 8 divisors (see below), whose sum is σ = 3366456. Its totient is φ = 561072.

The previous prime is 1683169. The next prime is 1683223. The reversal of 1683222 is 2223861.

It is a sphenic number, since it is the product of 3 distinct primes.

1683222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1683192 and 1683201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1683223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140263 + ... + 140274.

It is an arithmetic number, because the mean of its divisors is an integer number (420807).

2^1683222 is an apocalyptic number.

1683222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1683222 is a wasteful number, since it uses less digits than its factorization.

1683222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280542.

The product of its digits is 1152, while the sum is 24.

The square root of 1683222 is about 1297.3904578037. The cubic root of 1683222 is about 118.9543878108.

It can be divided in two parts, 16 and 83222, that added together give a palindrome (83238).

The spelling of 1683222 in words is "one million, six hundred eighty-three thousand, two hundred twenty-two".