8104428 has 24 divisors (see below), whose sum is σ = 21011760. Its totient is φ = 2701440.

The previous prime is 8104409. The next prime is 8104451. The reversal of 8104428 is 8244018.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 37413 + ... + 37628.

It is an arithmetic number, because the mean of its divisors is an integer number (875490).

Almost surely, 2^8104428 is an apocalyptic number.

It is an amenable number.

8104428 is an abundant number, since it is smaller than the sum of its proper divisors (12907332).

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

8104428 is a wasteful number, since it uses less digits than its factorization.

8104428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75054 (or 75046 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 8104428 is about 2846.8277081692. The cubic root of 8104428 is about 200.8664740261.

The spelling of 8104428 in words is "eight million, one hundred four thousand, four hundred twenty-eight".