52564223 has 4 divisors (see below), whose sum is σ = 54849648. Its totient is φ = 50278800.

The previous prime is 52564217. The next prime is 52564229. The reversal of 52564223 is 32246525.

52564223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (52564217) and next prime (52564229).

It is a cyclic number.

It is not a de Polignac number, because 52564223 - 2⁴ = 52564207 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 (52564229) 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, 1142678 + ... + 1142723.

It is an arithmetic number, because the mean of its divisors is an integer number (13712412).

Almost surely, 2^52564223 is an apocalyptic number.

52564223 is a deficient number, since it is larger than the sum of its proper divisors (2285425).

52564223 is a wasteful number, since it uses less digits than its factorization.

52564223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285424.

The product of its digits is 14400, while the sum is 29.

The square root of 52564223 is about 7250.1188266124. The cubic root of 52564223 is about 374.5962421757.

The spelling of 52564223 in words is "fifty-two million, five hundred sixty-four thousand, two hundred twenty-three".