52647277 has 2 divisors, whose sum is σ = 52647278. Its totient is φ = 52647276.

The previous prime is 52647247. The next prime is 52647307. The reversal of 52647277 is 77274625.

It is a balanced prime because it is at equal distance from previous prime (52647247) and next prime (52647307).

It can be written as a sum of positive squares in only one way, i.e., 40717161 + 11930116 = 6381^2 + 3454^2 .

It is a cyclic number.

It is not a de Polignac number, because 52647277 - 2¹⁵ = 52614509 is a 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 (52647227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26323638 + 26323639.

It is an arithmetic number, because the mean of its divisors is an integer number (26323639).

Almost surely, 2^52647277 is an apocalyptic number.

It is an amenable number.

52647277 is a deficient number, since it is larger than the sum of its proper divisors (1).

52647277 is an equidigital number, since it uses as much as digits as its factorization.

52647277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164640, while the sum is 40.

The square root of 52647277 is about 7255.8443340524. The cubic root of 52647277 is about 374.7934317145.

The spelling of 52647277 in words is "fifty-two million, six hundred forty-seven thousand, two hundred seventy-seven".