28104368 has 10 divisors (see below), whose sum is σ = 54452244. Its totient is φ = 14052176.

The previous prime is 28104359. The next prime is 28104371. The reversal of 28104368 is 86340182.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 878246 + ... + 878277.

Almost surely, 2^28104368 is an apocalyptic number.

It is an amenable number.

28104368 is a deficient number, since it is larger than the sum of its proper divisors (26347876).

28104368 is a wasteful number, since it uses less digits than its factorization.

28104368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756531 (or 1756525 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 28104368 is about 5301.3552984119. The cubic root of 28104368 is about 304.0357183331.

The spelling of 28104368 in words is "twenty-eight million, one hundred four thousand, three hundred sixty-eight".