4304389 has 2 divisors, whose sum is σ = 4304390. Its totient is φ = 4304388.

The previous prime is 4304371. The next prime is 4304407. The reversal of 4304389 is 9834034.

It is a balanced prime because it is at equal distance from previous prime (4304371) and next prime (4304407).

It can be written as a sum of positive squares in only one way, i.e., 3932289 + 372100 = 1983^2 + 610^2 .

It is a cyclic number.

It is not a de Polignac number, because 4304389 - 2¹⁵ = 4271621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4304389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4304309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2152194 + 2152195.

It is an arithmetic number, because the mean of its divisors is an integer number (2152195).

Almost surely, 2^4304389 is an apocalyptic number.

It is an amenable number.

4304389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4304389 is an equidigital number, since it uses as much as digits as its factorization.

4304389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4304389 is about 2074.7021472973. The cubic root of 4304389 is about 162.6686407051.

The spelling of 4304389 in words is "four million, three hundred four thousand, three hundred eighty-nine".