52638211 has 2 divisors, whose sum is σ = 52638212. Its totient is φ = 52638210.

The previous prime is 52638199. The next prime is 52638221. The reversal of 52638211 is 11283625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52638211 - 2⁷ = 52638083 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52638211.

It is not a weakly prime, because it can be changed into another prime (52638221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26319105 + 26319106.

It is an arithmetic number, because the mean of its divisors is an integer number (26319106).

Almost surely, 2^52638211 is an apocalyptic number.

52638211 is a deficient number, since it is larger than the sum of its proper divisors (1).

52638211 is an equidigital number, since it uses as much as digits as its factorization.

52638211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 52638211 is about 7255.2195693859. The cubic root of 52638211 is about 374.7719170069.

The spelling of 52638211 in words is "fifty-two million, six hundred thirty-eight thousand, two hundred eleven".