28324898 has 8 divisors (see below), whose sum is σ = 48556992. Its totient is φ = 12139236.

The previous prime is 28324883. The next prime is 28324903. The reversal of 28324898 is 89842382.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011590 + ... + 1011617.

It is an arithmetic number, because the mean of its divisors is an integer number (6069624).

Almost surely, 2^28324898 is an apocalyptic number.

28324898 is a deficient number, since it is larger than the sum of its proper divisors (20232094).

28324898 is a wasteful number, since it uses less digits than its factorization.

28324898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023216.

The product of its digits is 221184, while the sum is 44.

The square root of 28324898 is about 5322.1140536445. The cubic root of 28324898 is about 304.8288854740.

The spelling of 28324898 in words is "twenty-eight million, three hundred twenty-four thousand, eight hundred ninety-eight".