8711428 has 24 divisors (see below), whose sum is σ = 17083584. Its totient is φ = 3852000.

The previous prime is 8711401. The next prime is 8711447. The reversal of 8711428 is 8241178.

It is a self number, because there is not a number n which added to its sum of digits gives 8711428.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1048 + ... + 4303.

It is an arithmetic number, because the mean of its divisors is an integer number (711816).

Almost surely, 2^8711428 is an apocalyptic number.

It is an amenable number.

8711428 is a deficient number, since it is larger than the sum of its proper divisors (8372156).

8711428 is a wasteful number, since it uses less digits than its factorization.

8711428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5403 (or 5401 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 8711428 is about 2951.5128324302. The cubic root of 8711428 is about 205.7610261775.

The spelling of 8711428 in words is "eight million, seven hundred eleven thousand, four hundred twenty-eight".