52223611 has 4 divisors (see below), whose sum is σ = 56971224. Its totient is φ = 47476000.

The previous prime is 52223599. The next prime is 52223617. The reversal of 52223611 is 11632225.

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

It is not a de Polignac number, because 52223611 - 2⁵ = 52223579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52223617) 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, 2373790 + ... + 2373811.

It is an arithmetic number, because the mean of its divisors is an integer number (14242806).

Almost surely, 2^52223611 is an apocalyptic number.

52223611 is a deficient number, since it is larger than the sum of its proper divisors (4747613).

52223611 is a wasteful number, since it uses less digits than its factorization.

52223611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4747612.

The product of its digits is 720, while the sum is 22.

The square root of 52223611 is about 7226.5905515672. The cubic root of 52223611 is about 373.7853701943.

Adding to 52223611 its reverse (11632225), we get a palindrome (63855836).

The spelling of 52223611 in words is "fifty-two million, two hundred twenty-three thousand, six hundred eleven".