52756567 has 2 divisors, whose sum is σ = 52756568. Its totient is φ = 52756566.

The previous prime is 52756507. The next prime is 52756573. The reversal of 52756567 is 76565725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52756567 - 2⁷ = 52756439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52756507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26378283 + 26378284.

It is an arithmetic number, because the mean of its divisors is an integer number (26378284).

Almost surely, 2^52756567 is an apocalyptic number.

52756567 is a deficient number, since it is larger than the sum of its proper divisors (1).

52756567 is an equidigital number, since it uses as much as digits as its factorization.

52756567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 441000, while the sum is 43.

The square root of 52756567 is about 7263.3716000216. The cubic root of 52756567 is about 375.0525958820.

It can be divided in two parts, 5 and 2756567, that added together give a palindrome (2756572).

The spelling of 52756567 in words is "fifty-two million, seven hundred fifty-six thousand, five hundred sixty-seven".