52289779 has 2 divisors, whose sum is σ = 52289780. Its totient is φ = 52289778.

The previous prime is 52289771. The next prime is 52289789. The reversal of 52289779 is 97798225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52289779 - 2³ = 52289771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52289771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26144889 + 26144890.

It is an arithmetic number, because the mean of its divisors is an integer number (26144890).

Almost surely, 2^52289779 is an apocalyptic number.

52289779 is a deficient number, since it is larger than the sum of its proper divisors (1).

52289779 is an equidigital number, since it uses as much as digits as its factorization.

52289779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 49.

The square root of 52289779 is about 7231.1671948587. The cubic root of 52289779 is about 373.9431672247.

The spelling of 52289779 in words is "fifty-two million, two hundred eighty-nine thousand, seven hundred seventy-nine".