52625647 has 2 divisors, whose sum is σ = 52625648. Its totient is φ = 52625646.

The previous prime is 52625623. The next prime is 52625653. The reversal of 52625647 is 74652625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52625647 - 2¹⁵ = 52592879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52625347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26312823 + 26312824.

It is an arithmetic number, because the mean of its divisors is an integer number (26312824).

Almost surely, 2^52625647 is an apocalyptic number.

52625647 is a deficient number, since it is larger than the sum of its proper divisors (1).

52625647 is an equidigital number, since it uses as much as digits as its factorization.

52625647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 37.

The square root of 52625647 is about 7254.3536583213. The cubic root of 52625647 is about 374.7420970405.

The spelling of 52625647 in words is "fifty-two million, six hundred twenty-five thousand, six hundred forty-seven".