3549427289 has 2 divisors, whose sum is σ = 3549427290. Its totient is φ = 3549427288.

The previous prime is 3549427283. The next prime is 3549427319. The reversal of 3549427289 is 9827249453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3029952025 + 519475264 = 55045^2 + 22792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3549427289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3549427289.

It is not a weakly prime, because it can be changed into another prime (3549427283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1774713644 + 1774713645.

It is an arithmetic number, because the mean of its divisors is an integer number (1774713645).

Almost surely, 2^3549427289 is an apocalyptic number.

It is an amenable number.

3549427289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3549427289 is an equidigital number, since it uses as much as digits as its factorization.

3549427289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 53.

The square root of 3549427289 is about 59577.0701612625. The cubic root of 3549427289 is about 1525.4082632090.

The spelling of 3549427289 in words is "three billion, five hundred forty-nine million, four hundred twenty-seven thousand, two hundred eighty-nine".