52289819 has 2 divisors, whose sum is σ = 52289820. Its totient is φ = 52289818.

The previous prime is 52289791. The next prime is 52289851. The reversal of 52289819 is 91898225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52289819 - 2⁸ = 52289563 is a prime.

It is a super-2 number, since 2×52289819² = 5468450342105522, which contains 22 as substring.

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 52289819.

It is not a weakly prime, because it can be changed into another prime (52289869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26144909 + 26144910.

It is an arithmetic number, because the mean of its divisors is an integer number (26144910).

Almost surely, 2^52289819 is an apocalyptic number.

52289819 is a deficient number, since it is larger than the sum of its proper divisors (1).

52289819 is an equidigital number, since it uses as much as digits as its factorization.

52289819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 44.

The square root of 52289819 is about 7231.1699606634. The cubic root of 52289819 is about 373.9432625762.

The spelling of 52289819 in words is "fifty-two million, two hundred eighty-nine thousand, eight hundred nineteen".