52418447 has 2 divisors, whose sum is σ = 52418448. Its totient is φ = 52418446.

The previous prime is 52418437. The next prime is 52418479. The reversal of 52418447 is 74481425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52418447 - 2¹⁸ = 52156303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52418437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26209223 + 26209224.

It is an arithmetic number, because the mean of its divisors is an integer number (26209224).

Almost surely, 2^52418447 is an apocalyptic number.

52418447 is a deficient number, since it is larger than the sum of its proper divisors (1).

52418447 is an equidigital number, since it uses as much as digits as its factorization.

52418447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35840, while the sum is 35.

The square root of 52418447 is about 7240.0584942388. The cubic root of 52418447 is about 374.2496331634.

The spelling of 52418447 in words is "fifty-two million, four hundred eighteen thousand, four hundred forty-seven".