52644071 has 2 divisors, whose sum is σ = 52644072. Its totient is φ = 52644070.

The previous prime is 52644061. The next prime is 52644091. The reversal of 52644071 is 17044625.

52644071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52644071 is a prime.

It is a super-2 number, since 2×52644071² = 5542796422906082, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52644061) 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 as a sum of consecutive naturals, namely, 26322035 + 26322036.

It is an arithmetic number, because the mean of its divisors is an integer number (26322036).

Almost surely, 2^52644071 is an apocalyptic number.

52644071 is a deficient number, since it is larger than the sum of its proper divisors (1).

52644071 is an equidigital number, since it uses as much as digits as its factorization.

52644071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 52644071 is about 7255.6234053319. The cubic root of 52644071 is about 374.7858237735.

Adding to 52644071 its reverse (17044625), we get a palindrome (69688696).

The spelling of 52644071 in words is "fifty-two million, six hundred forty-four thousand, seventy-one".