52022569 has 4 divisors (see below), whose sum is σ = 52875460. Its totient is φ = 51169680.

The previous prime is 52022497. The next prime is 52022603. The reversal of 52022569 is 96522025.

52022569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29030544 + 22992025 = 5388^2 + 4795^2 .

It is a cyclic number.

It is not a de Polignac number, because 52022569 - 2⁷ = 52022441 is a prime.

It is a super-2 number, since 2×52022569² = 5412695370719522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52022569.

It is not an unprimeable number, because it can be changed into a prime (52022869) 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 in 3 ways as a sum of consecutive naturals, for example, 426354 + ... + 426475.

It is an arithmetic number, because the mean of its divisors is an integer number (13218865).

Almost surely, 2^52022569 is an apocalyptic number.

It is an amenable number.

52022569 is a deficient number, since it is larger than the sum of its proper divisors (852891).

52022569 is an equidigital number, since it uses as much as digits as its factorization.

52022569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852890.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 52022569 is about 7212.6672597590. The cubic root of 52022569 is about 373.3051072587.

The spelling of 52022569 in words is "fifty-two million, twenty-two thousand, five hundred sixty-nine".