1669876104 has 128 divisors (see below), whose sum is σ = 4843238400. Its totient is φ = 475372800.

The previous prime is 1669876097. The next prime is 1669876111. The reversal of 1669876104 is 4016789661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1669876097) and next prime (1669876111).

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 in 31 ways as a sum of consecutive naturals, for example, 251629 + ... + 258179.

It is an arithmetic number, because the mean of its divisors is an integer number (37837800).

Almost surely, 2^1669876104 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 1669876104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2421619200).

1669876104 is an abundant number, since it is smaller than the sum of its proper divisors (3173362296).

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

1669876104 is a wasteful number, since it uses less digits than its factorization.

1669876104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6635 (or 6631 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 1669876104 is about 40864.1175605200. The cubic root of 1669876104 is about 1186.3916552596.

The spelling of 1669876104 in words is "one billion, six hundred sixty-nine million, eight hundred seventy-six thousand, one hundred four".