28573898 has 8 divisors (see below), whose sum is σ = 43024608. Its totient is φ = 14232364.

The previous prime is 28573873. The next prime is 28573901. The reversal of 28573898 is 89837582.

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, 26636 + ... + 27687.

It is an arithmetic number, because the mean of its divisors is an integer number (5378076).

Almost surely, 2^28573898 is an apocalyptic number.

28573898 is a deficient number, since it is larger than the sum of its proper divisors (14450710).

28573898 is a wasteful number, since it uses less digits than its factorization.

28573898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54588.

The product of its digits is 967680, while the sum is 50.

The square root of 28573898 is about 5345.4558271489. The cubic root of 28573898 is about 305.7195160047.

The spelling of 28573898 in words is "twenty-eight million, five hundred seventy-three thousand, eight hundred ninety-eight".