52564229 has 2 divisors, whose sum is σ = 52564230. Its totient is φ = 52564228.

The previous prime is 52564217. The next prime is 52564231. The reversal of 52564229 is 92246525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28111204 + 24453025 = 5302^2 + 4945^2 .

It is a cyclic number.

It is not a de Polignac number, because 52564229 - 2¹² = 52560133 is a prime.

Together with 52564231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52564429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26282114 + 26282115.

It is an arithmetic number, because the mean of its divisors is an integer number (26282115).

Almost surely, 2^52564229 is an apocalyptic number.

It is an amenable number.

52564229 is a deficient number, since it is larger than the sum of its proper divisors (1).

52564229 is an equidigital number, since it uses as much as digits as its factorization.

52564229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 35.

The square root of 52564229 is about 7250.1192403987. The cubic root of 52564229 is about 374.5962564286.

The spelling of 52564229 in words is "fifty-two million, five hundred sixty-four thousand, two hundred twenty-nine".