8428896 has 144 divisors (see below), whose sum is σ = 28383264. Its totient is φ = 2322432.

The previous prime is 8428891. The next prime is 8428897. The reversal of 8428896 is 6988248.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8428891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74536 + ... + 74648.

It is an arithmetic number, because the mean of its divisors is an integer number (197106).

Almost surely, 2^8428896 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 8428896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14191632).

8428896 is an abundant number, since it is smaller than the sum of its proper divisors (19954368).

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

8428896 is a wasteful number, since it uses less digits than its factorization.

8428896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 162 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 8428896 is about 2903.2561030677. The cubic root of 8428896 is about 203.5120981565.

The spelling of 8428896 in words is "eight million, four hundred twenty-eight thousand, eight hundred ninety-six".