52756169 has 2 divisors, whose sum is σ = 52756170. Its totient is φ = 52756168.

The previous prime is 52756159. The next prime is 52756183. The reversal of 52756169 is 96165725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50580544 + 2175625 = 7112^2 + 1475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52756169 is a prime.

It is a super-2 number, since 2×52756169² = 5566426735113122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52756159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26378084 + 26378085.

It is an arithmetic number, because the mean of its divisors is an integer number (26378085).

Almost surely, 2^52756169 is an apocalyptic number.

It is an amenable number.

52756169 is a deficient number, since it is larger than the sum of its proper divisors (1).

52756169 is an equidigital number, since it uses as much as digits as its factorization.

52756169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 41.

The square root of 52756169 is about 7263.3442022253. The cubic root of 52756169 is about 375.0516527368.

It can be divided in two parts, 52756 and 169, that added together give a palindrome (52925).

The spelling of 52756169 in words is "fifty-two million, seven hundred fifty-six thousand, one hundred sixty-nine".