871276878 has 32 divisors (see below), whose sum is σ = 1937260800. Its totient is φ = 290262168.

The previous prime is 871276871. The next prime is 871276883. The reversal of 871276878 is 878672178.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871276871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127513 + ... + 134171.

It is an arithmetic number, because the mean of its divisors is an integer number (60539400).

Almost surely, 2^871276878 is an apocalyptic number.

871276878 is an abundant number, since it is smaller than the sum of its proper divisors (1065983922).

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

871276878 is a wasteful number, since it uses less digits than its factorization.

871276878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9093 (or 9087 counting only the distinct ones).

The product of its digits is 2107392, while the sum is 54.

The square root of 871276878 is about 29517.3995805864. The cubic root of 871276878 is about 955.1070767981.

The spelling of 871276878 in words is "eight hundred seventy-one million, two hundred seventy-six thousand, eight hundred seventy-eight".