1679965800 has 96 divisors (see below), whose sum is σ = 5223549600. Its totient is φ = 446644480.

The previous prime is 1679965759. The next prime is 1679965811. The reversal of 1679965800 is 85699761.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204166 + ... + 212234.

It is an arithmetic number, because the mean of its divisors is an integer number (54411975).

Almost surely, 2^1679965800 is an apocalyptic number.

1679965800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1679965800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2611774800).

1679965800 is an abundant number, since it is smaller than the sum of its proper divisors (3543583800).

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

1679965800 is a wasteful number, since it uses less digits than its factorization.

1679965800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435 (or 8426 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 1679965800 is about 40987.3858644340. The cubic root of 1679965800 is about 1188.7763237467.

The spelling of 1679965800 in words is "one billion, six hundred seventy-nine million, nine hundred sixty-five thousand, eight hundred".