28540108 has 6 divisors (see below), whose sum is σ = 49945196. Its totient is φ = 14270052.

The previous prime is 28540097. The next prime is 28540117. The reversal of 28540108 is 80104582.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3567510 + ... + 3567517.

Almost surely, 2^28540108 is an apocalyptic number.

It is an amenable number.

28540108 is a deficient number, since it is larger than the sum of its proper divisors (21405088).

28540108 is a wasteful number, since it uses less digits than its factorization.

28540108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7135031 (or 7135029 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 28540108 is about 5342.2942637036. The cubic root of 28540108 is about 305.5989591578.

The spelling of 28540108 in words is "twenty-eight million, five hundred forty thousand, one hundred eight".