8280878 has 4 divisors (see below), whose sum is σ = 12421320. Its totient is φ = 4140438.

The previous prime is 8280841. The next prime is 8280911. The reversal of 8280878 is 8780828.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070218 + ... + 2070221.

It is an arithmetic number, because the mean of its divisors is an integer number (3105330).

Almost surely, 2^8280878 is an apocalyptic number.

8280878 is a deficient number, since it is larger than the sum of its proper divisors (4140442).

8280878 is a wasteful number, since it uses less digits than its factorization.

8280878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140441.

The product of its (nonzero) digits is 57344, while the sum is 41.

The square root of 8280878 is about 2877.6514729897. The cubic root of 8280878 is about 202.3137789109.

The spelling of 8280878 in words is "eight million, two hundred eighty thousand, eight hundred seventy-eight".