1683552228 has 48 divisors (see below), whose sum is σ = 4378288320. Its totient is φ = 500373504.

The previous prime is 1683552203. The next prime is 1683552239. The reversal of 1683552228 is 8222553861.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1683552228.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213301 + ... + 221052.

It is an arithmetic number, because the mean of its divisors is an integer number (91214340).

Almost surely, 2^1683552228 is an apocalyptic number.

It is an amenable number.

1683552228 is an abundant number, since it is smaller than the sum of its proper divisors (2694736092).

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

1683552228 is a wasteful number, since it uses less digits than its factorization.

1683552228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434396 (or 434394 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 1683552228 is about 41031.1129266560. The cubic root of 1683552228 is about 1189.6216644428.

The spelling of 1683552228 in words is "one billion, six hundred eighty-three million, five hundred fifty-two thousand, two hundred twenty-eight".