4913569 has 2 divisors, whose sum is σ = 4913570. Its totient is φ = 4913568.

The previous prime is 4913543. The next prime is 4913581. The reversal of 4913569 is 9653194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2624400 + 2289169 = 1620^2 + 1513^2 .

It is a cyclic number.

It is not a de Polignac number, because 4913569 - 2⁵ = 4913537 is a prime.

It is a super-2 number, since 2×4913569² = 48286320635522, which contains 22 as substring.

4913569 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4913539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2456784 + 2456785.

It is an arithmetic number, because the mean of its divisors is an integer number (2456785).

Almost surely, 2^4913569 is an apocalyptic number.

It is an amenable number.

4913569 is a deficient number, since it is larger than the sum of its proper divisors (1).

4913569 is an equidigital number, since it uses as much as digits as its factorization.

4913569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 37.

The square root of 4913569 is about 2216.6571678994. The cubic root of 4913569 is about 170.0065626071.

The spelling of 4913569 in words is "four million, nine hundred thirteen thousand, five hundred sixty-nine".