5678489 has 2 divisors, whose sum is σ = 5678490. Its totient is φ = 5678488.

The previous prime is 5678483. The next prime is 5678507. The reversal of 5678489 is 9848765.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5593225 + 85264 = 2365^2 + 292^2 .

It is a cyclic number.

It is not a de Polignac number, because 5678489 - 2²⁰ = 4629913 is a prime.

It is not a weakly prime, because it can be changed into another prime (5678483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2839244 + 2839245.

It is an arithmetic number, because the mean of its divisors is an integer number (2839245).

Almost surely, 2^5678489 is an apocalyptic number.

It is an amenable number.

5678489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5678489 is an equidigital number, since it uses as much as digits as its factorization.

5678489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 47.

The square root of 5678489 is about 2382.9580357195. The cubic root of 5678489 is about 178.4066053075.

The spelling of 5678489 in words is "five million, six hundred seventy-eight thousand, four hundred eighty-nine".