28573082 has 8 divisors (see below), whose sum is σ = 43376256. Its totient is φ = 14114332.

The previous prime is 28573081. The next prime is 28573099. The reversal of 28573082 is 28037582.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (28573081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85898 + ... + 86229.

It is an arithmetic number, because the mean of its divisors is an integer number (5422032).

Almost surely, 2^28573082 is an apocalyptic number.

28573082 is a deficient number, since it is larger than the sum of its proper divisors (14803174).

28573082 is a wasteful number, since it uses less digits than its factorization.

28573082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172212.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 28573082 is about 5345.3795000916. The cubic root of 28573082 is about 305.7166057787.

The spelling of 28573082 in words is "twenty-eight million, five hundred seventy-three thousand, eighty-two".