52758647 has 2 divisors, whose sum is σ = 52758648. Its totient is φ = 52758646.

The previous prime is 52758637. The next prime is 52758653. The reversal of 52758647 is 74685725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52758647 - 2⁶ = 52758583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52758598 and 52758607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52758637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26379323 + 26379324.

It is an arithmetic number, because the mean of its divisors is an integer number (26379324).

Almost surely, 2^52758647 is an apocalyptic number.

52758647 is a deficient number, since it is larger than the sum of its proper divisors (1).

52758647 is an equidigital number, since it uses as much as digits as its factorization.

52758647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470400, while the sum is 44.

The square root of 52758647 is about 7263.5147828032. The cubic root of 52758647 is about 375.0575248049.

The spelling of 52758647 in words is "fifty-two million, seven hundred fifty-eight thousand, six hundred forty-seven".