52238447 has 2 divisors, whose sum is σ = 52238448. Its totient is φ = 52238446.

The previous prime is 52238401. The next prime is 52238489. The reversal of 52238447 is 74483225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52238447 - 2⁶ = 52238383 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 (52238047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26119223 + 26119224.

It is an arithmetic number, because the mean of its divisors is an integer number (26119224).

Almost surely, 2^52238447 is an apocalyptic number.

52238447 is a deficient number, since it is larger than the sum of its proper divisors (1).

52238447 is an equidigital number, since it uses as much as digits as its factorization.

52238447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 35.

The square root of 52238447 is about 7227.6169655011. The cubic root of 52238447 is about 373.8207625810.

The spelling of 52238447 in words is "fifty-two million, two hundred thirty-eight thousand, four hundred forty-seven".