52444757 has 2 divisors, whose sum is σ = 52444758. Its totient is φ = 52444756.

The previous prime is 52444747. The next prime is 52444771. The reversal of 52444757 is 75744425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38613796 + 13830961 = 6214^2 + 3719^2 .

It is a cyclic number.

It is not a de Polignac number, because 52444757 - 2⁴ = 52444741 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52444757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52444727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26222378 + 26222379.

It is an arithmetic number, because the mean of its divisors is an integer number (26222379).

Almost surely, 2^52444757 is an apocalyptic number.

It is an amenable number.

52444757 is a deficient number, since it is larger than the sum of its proper divisors (1).

52444757 is an equidigital number, since it uses as much as digits as its factorization.

52444757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 156800, while the sum is 38.

The square root of 52444757 is about 7241.8752405713. The cubic root of 52444757 is about 374.3122374657.

It can be divided in two parts, 5244 and 4757, that added together give a palindrome (10001).

The spelling of 52444757 in words is "fifty-two million, four hundred forty-four thousand, seven hundred fifty-seven".