1682228 has 6 divisors (see below), whose sum is σ = 2943906. Its totient is φ = 841112.

The previous prime is 1682207. The next prime is 1682237. The reversal of 1682228 is 8222861.

It can be written as a sum of positive squares in only one way, i.e., 868624 + 813604 = 932^2 + 902^2 .

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 1682228.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210275 + ... + 210282.

It is an arithmetic number, because the mean of its divisors is an integer number (490651).

2^1682228 is an apocalyptic number.

It is an amenable number.

1682228 is a deficient number, since it is larger than the sum of its proper divisors (1261678).

1682228 is a wasteful number, since it uses less digits than its factorization.

1682228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420561 (or 420559 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 1682228 is about 1297.0073245745. The cubic root of 1682228 is about 118.9309676590.

The spelling of 1682228 in words is "one million, six hundred eighty-two thousand, two hundred twenty-eight".