877020 has 48 divisors (see below), whose sum is σ = 2515968. Its totient is φ = 228160.

The previous prime is 877003. The next prime is 877027. The reversal of 877020 is 20778.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 877020.

It is not an unprimeable number, because it can be changed into a prime (877027) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2665 + ... + 2975.

It is an arithmetic number, because the mean of its divisors is an integer number (52416).

2⁸⁷⁷⁰²⁰ 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 877020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257984).

877020 is an abundant number, since it is smaller than the sum of its proper divisors (1638948).

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

877020 is a wasteful number, since it uses less digits than its factorization.

877020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 877020 is about 936.4934596675. The cubic root of 877020 is about 95.7201048770.

Adding to 877020 its reverse (20778), we get a palindrome (897798).

It can be divided in two parts, 8 and 77020, that added together give a triangular number (77028 = T₃₉₂).

The spelling of 877020 in words is "eight hundred seventy-seven thousand, twenty".