20848223 has 8 divisors (see below), whose sum is σ = 22864896. Its totient is φ = 18851800.

The previous prime is 20848211. The next prime is 20848231. The reversal of 20848223 is 32284802.

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

It is not a de Polignac number, because 20848223 - 2²² = 16653919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20848253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2861 + ... + 7062.

It is an arithmetic number, because the mean of its divisors is an integer number (2858112).

Almost surely, 2^20848223 is an apocalyptic number.

20848223 is a deficient number, since it is larger than the sum of its proper divisors (2016673).

20848223 is a wasteful number, since it uses less digits than its factorization.

20848223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10125.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 20848223 is about 4565.9854358068. The cubic root of 20848223 is about 275.2261412586.

The spelling of 20848223 in words is "twenty million, eight hundred forty-eight thousand, two hundred twenty-three".