28927898 has 8 divisors (see below), whose sum is σ = 44791680. Its totient is φ = 13997340.

The previous prime is 28927883. The next prime is 28927901. The reversal of 28927898 is 89872982.

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, 233228 + ... + 233351.

It is an arithmetic number, because the mean of its divisors is an integer number (5598960).

Almost surely, 2^28927898 is an apocalyptic number.

28927898 is a deficient number, since it is larger than the sum of its proper divisors (15863782).

28927898 is a wasteful number, since it uses less digits than its factorization.

28927898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466612.

The product of its digits is 1161216, while the sum is 53.

The square root of 28927898 is about 5378.4661382219. The cubic root of 28927898 is about 306.9768503519.

The spelling of 28927898 in words is "twenty-eight million, nine hundred twenty-seven thousand, eight hundred ninety-eight".