52406279 has 2 divisors, whose sum is σ = 52406280. Its totient is φ = 52406278.

The previous prime is 52406227. The next prime is 52406303. The reversal of 52406279 is 97260425.

52406279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52406279 is a prime.

It is a Sophie Germain 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 (52406209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26203139 + 26203140.

It is an arithmetic number, because the mean of its divisors is an integer number (26203140).

Almost surely, 2^52406279 is an apocalyptic number.

52406279 is a deficient number, since it is larger than the sum of its proper divisors (1).

52406279 is an equidigital number, since it uses as much as digits as its factorization.

52406279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 52406279 is about 7239.2181207641. The cubic root of 52406279 is about 374.2206724812.

The spelling of 52406279 in words is "fifty-two million, four hundred six thousand, two hundred seventy-nine".