986424389 has 2 divisors, whose sum is σ = 986424390. Its totient is φ = 986424388.

The previous prime is 986424379. The next prime is 986424407. The reversal of 986424389 is 983424689.

986424389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 946608289 + 39816100 = 30767^2 + 6310^2 .

It is a cyclic number.

It is not a de Polignac number, because 986424389 - 2¹² = 986420293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 986424389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986424319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493212194 + 493212195.

It is an arithmetic number, because the mean of its divisors is an integer number (493212195).

Almost surely, 2^986424389 is an apocalyptic number.

It is an amenable number.

986424389 is a deficient number, since it is larger than the sum of its proper divisors (1).

986424389 is an equidigital number, since it uses as much as digits as its factorization.

986424389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 53.

The square root of 986424389 is about 31407.3938587715. The cubic root of 986424389 is about 995.4541630121.

The spelling of 986424389 in words is "nine hundred eighty-six million, four hundred twenty-four thousand, three hundred eighty-nine".