52871223 has 4 divisors (see below), whose sum is σ = 70494968. Its totient is φ = 35247480.

The previous prime is 52871219. The next prime is 52871237. The reversal of 52871223 is 32217825.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52871223 - 2² = 52871219 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 (52871023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8811868 + ... + 8811873.

It is an arithmetic number, because the mean of its divisors is an integer number (17623742).

Almost surely, 2^52871223 is an apocalyptic number.

52871223 is a deficient number, since it is larger than the sum of its proper divisors (17623745).

52871223 is a wasteful number, since it uses less digits than its factorization.

52871223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17623744.

The product of its digits is 6720, while the sum is 30.

The square root of 52871223 is about 7271.2600696165. The cubic root of 52871223 is about 375.3241002545.

The spelling of 52871223 in words is "fifty-two million, eight hundred seventy-one thousand, two hundred twenty-three".