28568832 has 36 divisors (see below), whose sum is σ = 76036800. Its totient is φ = 9522688.

The previous prime is 28568831. The next prime is 28568833. The reversal of 28568832 is 23886582.

It is an interprime number because it is at equal distance from previous prime (28568831) and next prime (28568833).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28568831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17832 + ... + 19367.

Almost surely, 2^28568832 is an apocalyptic number.

It is an amenable number.

28568832 is an abundant number, since it is smaller than the sum of its proper divisors (47467968).

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

28568832 is an equidigital number, since it uses as much as digits as its factorization.

28568832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37218 (or 37204 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 28568832 is about 5344.9819457132. The cubic root of 28568832 is about 305.7014474559.

The spelling of 28568832 in words is "twenty-eight million, five hundred sixty-eight thousand, eight hundred thirty-two".