28336608 has 48 divisors (see below), whose sum is σ = 82650960. Its totient is φ = 9445248.

The previous prime is 28336577. The next prime is 28336631. The reversal of 28336608 is 80663382.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 15535 + ... + 17262.

It is an arithmetic number, because the mean of its divisors is an integer number (1721895).

Almost surely, 2^28336608 is an apocalyptic number.

It is an amenable number.

28336608 is an abundant number, since it is smaller than the sum of its proper divisors (54314352).

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

28336608 is a wasteful number, since it uses less digits than its factorization.

28336608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32816 (or 32802 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 28336608 is about 5323.2140667082. The cubic root of 28336608 is about 304.8708868545.

The spelling of 28336608 in words is "twenty-eight million, three hundred thirty-six thousand, six hundred eight".