1676200812 has 144 divisors (see below), whose sum is σ = 4781306880. Its totient is φ = 452524800.

The previous prime is 1676200789. The next prime is 1676200817. The reversal of 1676200812 is 2180026761.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1676200817) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 645637 + ... + 648227.

It is an arithmetic number, because the mean of its divisors is an integer number (33203520).

Almost surely, 2^1676200812 is an apocalyptic number.

1676200812 is a gapful number since it is divisible by the number (12) 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 1676200812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2390653440).

1676200812 is an abundant number, since it is smaller than the sum of its proper divisors (3105106068).

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

1676200812 is a wasteful number, since it uses less digits than its factorization.

1676200812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664 (or 2649 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1676200812 is about 40941.4314844999. The cubic root of 1676200812 is about 1187.8876000405.

The spelling of 1676200812 in words is "one billion, six hundred seventy-six million, two hundred thousand, eight hundred twelve".