8469878 has 4 divisors (see below), whose sum is σ = 12704820. Its totient is φ = 4234938.

The previous prime is 8469871. The next prime is 8469889. The reversal of 8469878 is 8789648.

8469878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8469871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117468 + ... + 2117471.

It is an arithmetic number, because the mean of its divisors is an integer number (3176205).

Almost surely, 2^8469878 is an apocalyptic number.

8469878 is a deficient number, since it is larger than the sum of its proper divisors (4234942).

8469878 is a wasteful number, since it uses less digits than its factorization.

8469878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4234941.

The product of its digits is 774144, while the sum is 50.

The square root of 8469878 is about 2910.3054822475. The cubic root of 8469878 is about 203.8413960095.

The spelling of 8469878 in words is "eight million, four hundred sixty-nine thousand, eight hundred seventy-eight".