20875058 has 8 divisors (see below), whose sum is σ = 31605552. Its totient is φ = 10339876.

The previous prime is 20875051. The next prime is 20875061. The reversal of 20875058 is 85057802.

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 (20875051) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 48560 + ... + 48987.

It is an arithmetic number, because the mean of its divisors is an integer number (3950694).

Almost surely, 2^20875058 is an apocalyptic number.

20875058 is a deficient number, since it is larger than the sum of its proper divisors (10730494).

20875058 is a wasteful number, since it uses less digits than its factorization.

20875058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97656.

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 20875058 is about 4568.9230678575. The cubic root of 20875058 is about 275.3441773283.

The spelling of 20875058 in words is "twenty million, eight hundred seventy-five thousand, fifty-eight".