52205399 has 2 divisors, whose sum is σ = 52205400. Its totient is φ = 52205398.

The previous prime is 52205389. The next prime is 52205401. The reversal of 52205399 is 99350225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52205399 - 2²⁰ = 51156823 is a prime.

Together with 52205401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52205339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26102699 + 26102700.

It is an arithmetic number, because the mean of its divisors is an integer number (26102700).

Almost surely, 2^52205399 is an apocalyptic number.

52205399 is a deficient number, since it is larger than the sum of its proper divisors (1).

52205399 is an equidigital number, since it uses as much as digits as its factorization.

52205399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 52205399 is about 7225.3303730695. The cubic root of 52205399 is about 373.7419149416.

The spelling of 52205399 in words is "fifty-two million, two hundred five thousand, three hundred ninety-nine".