6562489 has 2 divisors, whose sum is σ = 6562490. Its totient is φ = 6562488.

The previous prime is 6562477. The next prime is 6562519. The reversal of 6562489 is 9842656.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6451600 + 110889 = 2540^2 + 333^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6562489 is a prime.

It is not a weakly prime, because it can be changed into another prime (6566489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3281244 + 3281245.

It is an arithmetic number, because the mean of its divisors is an integer number (3281245).

Almost surely, 2^6562489 is an apocalyptic number.

It is an amenable number.

6562489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6562489 is an equidigital number, since it uses as much as digits as its factorization.

6562489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 6562489 is about 2561.7355445088. The cubic root of 6562489 is about 187.2217050739.

The spelling of 6562489 in words is "six million, five hundred sixty-two thousand, four hundred eighty-nine".