3564616243 has 4 divisors (see below), whose sum is σ = 3569363488. Its totient is φ = 3559869000.

The previous prime is 3564616213. The next prime is 3564616247. The reversal of 3564616243 is 3426164653.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3426164653 = 1481 ⋅2313413.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3564616243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3564616196 and 3564616205.

It is not an unprimeable number, because it can be changed into a prime (3564616247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2372496 + ... + 2373997.

It is an arithmetic number, because the mean of its divisors is an integer number (892340872).

Almost surely, 2^3564616243 is an apocalyptic number.

3564616243 is a deficient number, since it is larger than the sum of its proper divisors (4747245).

3564616243 is an equidigital number, since it uses as much as digits as its factorization.

3564616243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4747244.

The product of its digits is 311040, while the sum is 40.

The square root of 3564616243 is about 59704.4072326323. The cubic root of 3564616243 is about 1527.5810442525.

The spelling of 3564616243 in words is "three billion, five hundred sixty-four million, six hundred sixteen thousand, two hundred forty-three".