2063569 has 4 divisors (see below), whose sum is σ = 2097460. Its totient is φ = 2029680.

The previous prime is 2063563. The next prime is 2063573. The reversal of 2063569 is 9653602.

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 659344 + 1404225 = 812^2 + 1185^2 .

It is a cyclic number.

It is not a de Polignac number, because 2063569 - 2³ = 2063561 is a prime.

It is a super-2 number, since 2×2063569² = 8516634035522, 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 2063569.

It is not an unprimeable number, because it can be changed into a prime (2063561) 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, 16854 + ... + 16975.

It is an arithmetic number, because the mean of its divisors is an integer number (524365).

2^2063569 is an apocalyptic number.

It is an amenable number.

2063569 is a deficient number, since it is larger than the sum of its proper divisors (33891).

2063569 is an equidigital number, since it uses as much as digits as its factorization.

2063569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33890.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2063569 is about 1436.5127914502. The cubic root of 2063569 is about 127.3130722280.

The spelling of 2063569 in words is "two million, sixty-three thousand, five hundred sixty-nine".