8478772 has 24 divisors (see below), whose sum is σ = 15513120. Its totient is φ = 4050720.

The previous prime is 8478751. The next prime is 8478791. The reversal of 8478772 is 2778748.

8478772 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8247 + ... + 9217.

It is an arithmetic number, because the mean of its divisors is an integer number (646380).

Almost surely, 2^8478772 is an apocalyptic number.

It is an amenable number.

8478772 is a deficient number, since it is larger than the sum of its proper divisors (7034348).

8478772 is a wasteful number, since it uses less digits than its factorization.

8478772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071 (or 1069 counting only the distinct ones).

The product of its digits is 175616, while the sum is 43.

The square root of 8478772 is about 2911.8330996127. The cubic root of 8478772 is about 203.9127205773.

The spelling of 8478772 in words is "eight million, four hundred seventy-eight thousand, seven hundred seventy-two".