1684332228 has 48 divisors (see below), whose sum is σ = 4112228736. Its totient is φ = 535560960.

The previous prime is 1684332211. The next prime is 1684332253. The reversal of 1684332228 is 8222334861.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94768 + ... + 111128.

It is an arithmetic number, because the mean of its divisors is an integer number (85671432).

Almost surely, 2^1684332228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1684332228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2056114368).

1684332228 is an abundant number, since it is smaller than the sum of its proper divisors (2427896508).

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

1684332228 is a wasteful number, since it uses less digits than its factorization.

1684332228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16764 (or 16762 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 1684332228 is about 41040.6168082304. The cubic root of 1684332228 is about 1189.8053557312.

The spelling of 1684332228 in words is "one billion, six hundred eighty-four million, three hundred thirty-two thousand, two hundred twenty-eight".