877987704 has 128 divisors (see below), whose sum is σ = 2508226560. Its totient is φ = 253680000.

The previous prime is 877987699. The next prime is 877987711. The reversal of 877987704 is 407789778.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 580309 + ... + 581819.

It is an arithmetic number, because the mean of its divisors is an integer number (19595520).

Almost surely, 2^877987704 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 877987704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254113280).

877987704 is an abundant number, since it is smaller than the sum of its proper divisors (1630238856).

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

877987704 is a wasteful number, since it uses less digits than its factorization.

877987704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633 (or 1629 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 57.

The square root of 877987704 is about 29630.8572943815. The cubic root of 877987704 is about 957.5529779557.

The spelling of 877987704 in words is "eight hundred seventy-seven million, nine hundred eighty-seven thousand, seven hundred four".