52755247 has 2 divisors, whose sum is σ = 52755248. Its totient is φ = 52755246.

The previous prime is 52755223. The next prime is 52755251. The reversal of 52755247 is 74255725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52755247 - 2⁷ = 52755119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52755257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26377623 + 26377624.

It is an arithmetic number, because the mean of its divisors is an integer number (26377624).

Almost surely, 2^52755247 is an apocalyptic number.

52755247 is a deficient number, since it is larger than the sum of its proper divisors (1).

52755247 is an equidigital number, since it uses as much as digits as its factorization.

52755247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98000, while the sum is 37.

The square root of 52755247 is about 7263.2807325616. The cubic root of 52755247 is about 375.0494678446.

The spelling of 52755247 in words is "fifty-two million, seven hundred fifty-five thousand, two hundred forty-seven".