8474128 has 40 divisors (see below), whose sum is σ = 17873856. Its totient is φ = 3868800.

The previous prime is 8474107. The next prime is 8474149. The reversal of 8474128 is 8214748.

It is an interprime number because it is at equal distance from previous prime (8474107) and next prime (8474149).

It is a junction number, because it is equal to n+sod(n) for n = 8474093 and 8474102.

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, 27093 + ... + 27403.

Almost surely, 2^8474128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8474128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8936928).

8474128 is an abundant number, since it is smaller than the sum of its proper divisors (9399728).

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

8474128 is a wasteful number, since it uses less digits than its factorization.

8474128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 457 counting only the distinct ones).

The product of its digits is 14336, while the sum is 34.

The square root of 8474128 is about 2911.0355545750. The cubic root of 8474128 is about 203.8754846970.

The spelling of 8474128 in words is "eight million, four hundred seventy-four thousand, one hundred twenty-eight".