52765477 has 2 divisors, whose sum is σ = 52765478. Its totient is φ = 52765476.

The previous prime is 52765459. The next prime is 52765481. The reversal of 52765477 is 77456725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49575681 + 3189796 = 7041^2 + 1786^2 .

It is a cyclic number.

It is not a de Polignac number, because 52765477 - 2¹⁵ = 52732709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52765577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26382738 + 26382739.

It is an arithmetic number, because the mean of its divisors is an integer number (26382739).

Almost surely, 2^52765477 is an apocalyptic number.

It is an amenable number.

52765477 is a deficient number, since it is larger than the sum of its proper divisors (1).

52765477 is an equidigital number, since it uses as much as digits as its factorization.

52765477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 411600, while the sum is 43.

The square root of 52765477 is about 7263.9849256452. The cubic root of 52765477 is about 375.0737087704.

The spelling of 52765477 in words is "fifty-two million, seven hundred sixty-five thousand, four hundred seventy-seven".