873687936 has 256 divisors, whose sum is σ = 2802470400. Its totient is φ = 238346240.

The previous prime is 873687931. The next prime is 873687937. The reversal of 873687936 is 639786378.

It is a happy number.

Its product of digits (9144576) is a multiple of the sum of its prime divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873687931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37986421 + ... + 37986443.

It is an arithmetic number, because the mean of its divisors is an integer number (10947150).

Almost surely, 2^873687936 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 873687936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1401235200).

873687936 is an abundant number, since it is smaller than the sum of its proper divisors (1928782464).

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

873687936 is a wasteful number, since it uses less digits than its factorization.

873687936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 56 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 57.

The square root of 873687936 is about 29558.2126658565. The cubic root of 873687936 is about 955.9872782981.

The spelling of 873687936 in words is "eight hundred seventy-three million, six hundred eighty-seven thousand, nine hundred thirty-six".