4340427569 has 4 divisors (see below), whose sum is σ = 4340941044. Its totient is φ = 4339914096.

The previous prime is 4340427557. The next prime is 4340427577. The reversal of 4340427569 is 9657240434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9657240434 = 2 ⋅4828620217.

It can be written as a sum of positive squares in 2 ways, for example, as 1961426944 + 2379000625 = 44288^2 + 48775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4340427569 is a prime.

It is a super-2 number, since 2×4340427569² = 37678622963470499522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4340427269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243842 + ... + 261035.

It is an arithmetic number, because the mean of its divisors is an integer number (1085235261).

Almost surely, 2^4340427569 is an apocalyptic number.

It is an amenable number.

4340427569 is a deficient number, since it is larger than the sum of its proper divisors (513475).

4340427569 is an equidigital number, since it uses as much as digits as its factorization.

4340427569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513474.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 4340427569 is about 65881.9214124786. The cubic root of 4340427569 is about 1631.2136154810.

The spelling of 4340427569 in words is "four billion, three hundred forty million, four hundred twenty-seven thousand, five hundred sixty-nine".