877055 has 4 divisors (see below), whose sum is σ = 1052472. Its totient is φ = 701640.

The previous prime is 877043. The next prime is 877057. The reversal of 877055 is 550778.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550778 = 2 ⋅275389.

It is not a de Polignac number, because 877055 - 2¹² = 872959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87701 + ... + 87710.

It is an arithmetic number, because the mean of its divisors is an integer number (263118).

2⁸⁷⁷⁰⁵⁵ is an apocalyptic number.

877055 is a deficient number, since it is larger than the sum of its proper divisors (175417).

877055 is a wasteful number, since it uses less digits than its factorization.

877055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175416.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 877055 is about 936.5121462106. The cubic root of 877055 is about 95.7213781885.

The spelling of 877055 in words is "eight hundred seventy-seven thousand, fifty-five".