4985489 has 2 divisors, whose sum is σ = 4985490. Its totient is φ = 4985488.

The previous prime is 4985483. The next prime is 4985507. The reversal of 4985489 is 9845894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4804864 + 180625 = 2192^2 + 425^2 .

It is a cyclic number.

It is not a de Polignac number, because 4985489 - 2⁴ = 4985473 is a prime.

It is not a weakly prime, because it can be changed into another prime (4985483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2492744 + 2492745.

It is an arithmetic number, because the mean of its divisors is an integer number (2492745).

Almost surely, 2^4985489 is an apocalyptic number.

It is an amenable number.

4985489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4985489 is an equidigital number, since it uses as much as digits as its factorization.

4985489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 47.

The square root of 4985489 is about 2232.8208616009. The cubic root of 4985489 is about 170.8320113058.

The spelling of 4985489 in words is "four million, nine hundred eighty-five thousand, four hundred eighty-nine".