28336896 has 162 divisors, whose sum is σ = 95420052. Its totient is φ = 8064000.

The previous prime is 28336877. The next prime is 28336907. The reversal of 28336896 is 69863382.

28336896 is a `hidden beast` number, since 283 + 368 + 9 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 112771 + ... + 113021.

Almost surely, 2^28336896 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 28336896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47710026).

28336896 is an abundant number, since it is smaller than the sum of its proper divisors (67083156).

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

28336896 is a wasteful number, since it uses less digits than its factorization.

28336896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 263 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 28336896 is about 5323.2411179656. The cubic root of 28336896 is about 304.8719197059.

The spelling of 28336896 in words is "twenty-eight million, three hundred thirty-six thousand, eight hundred ninety-six".