289104229 has 2 divisors, whose sum is σ = 289104230. Its totient is φ = 289104228.

The previous prime is 289104217. The next prime is 289104251. The reversal of 289104229 is 922401982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288932004 + 172225 = 16998^2 + 415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-289104229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289164229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144552114 + 144552115.

It is an arithmetic number, because the mean of its divisors is an integer number (144552115).

Almost surely, 2^289104229 is an apocalyptic number.

It is an amenable number.

289104229 is a deficient number, since it is larger than the sum of its proper divisors (1).

289104229 is an equidigital number, since it uses as much as digits as its factorization.

289104229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 289104229 is about 17003.0652824719. The cubic root of 289104229 is about 661.2283742866.

The spelling of 289104229 in words is "two hundred eighty-nine million, one hundred four thousand, two hundred twenty-nine".