28676608 has 20 divisors (see below), whose sum is σ = 57298230. Its totient is φ = 14338048.

The previous prime is 28676597. The next prime is 28676611. The reversal of 28676608 is 80667682.

It can be written as a sum of positive squares in only one way, i.e., 17707264 + 10969344 = 4208^2 + 3312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27493 + ... + 28516.

Almost surely, 2^28676608 is an apocalyptic number.

It is an amenable number.

28676608 is a deficient number, since it is larger than the sum of its proper divisors (28621622).

28676608 is an frugal number, since it uses more digits than its factorization.

28676608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56027 (or 56011 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 28676608 is about 5355.0544348307. The cubic root of 28676608 is about 306.0853849183.

The spelling of 28676608 in words is "twenty-eight million, six hundred seventy-six thousand, six hundred eight".