3565724741 has 2 divisors, whose sum is σ = 3565724742. Its totient is φ = 3565724740.

The previous prime is 3565724711. The next prime is 3565724837. The reversal of 3565724741 is 1474275653.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1924664641 + 1641060100 = 43871^2 + 40510^2 .

It is an emirp because it is prime and its reverse (1474275653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3565724741 - 2¹⁴ = 3565708357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3565724692 and 3565724701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3565724711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782862370 + 1782862371.

It is an arithmetic number, because the mean of its divisors is an integer number (1782862371).

Almost surely, 2^3565724741 is an apocalyptic number.

It is an amenable number.

3565724741 is a deficient number, since it is larger than the sum of its proper divisors (1).

3565724741 is an equidigital number, since it uses as much as digits as its factorization.

3565724741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 44.

The square root of 3565724741 is about 59713.6897285706. The cubic root of 3565724741 is about 1527.7393731273.

The spelling of 3565724741 in words is "three billion, five hundred sixty-five million, seven hundred twenty-four thousand, seven hundred forty-one".