873983616 has 64 divisors (see below), whose sum is σ = 2532578400. Its totient is φ = 264842240.

The previous prime is 873983573. The next prime is 873983639. The reversal of 873983616 is 616389378.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×873983616² = 1527694722072870912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99231 + ... + 107678.

Almost surely, 2^873983616 is an apocalyptic number.

It is an amenable number.

873983616 is an abundant number, since it is smaller than the sum of its proper divisors (1658594784).

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

873983616 is a wasteful number, since it uses less digits than its factorization.

873983616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206937 (or 206925 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 51.

The square root of 873983616 is about 29563.2138983569. The cubic root of 873983616 is about 956.0951102540.

It can be divided in two parts, 873 and 983616, that added together give a palindrome (984489).

The spelling of 873983616 in words is "eight hundred seventy-three million, nine hundred eighty-three thousand, six hundred sixteen".