6473689 has 2 divisors, whose sum is σ = 6473690. Its totient is φ = 6473688.

The previous prime is 6473681. The next prime is 6473711. The reversal of 6473689 is 9863746.

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., 6416089 + 57600 = 2533^2 + 240^2 .

It is a cyclic number.

It is not a de Polignac number, because 6473689 - 2³ = 6473681 is a prime.

It is not a weakly prime, because it can be changed into another prime (6473681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3236844 + 3236845.

It is an arithmetic number, because the mean of its divisors is an integer number (3236845).

Almost surely, 2^6473689 is an apocalyptic number.

It is an amenable number.

6473689 is a deficient number, since it is larger than the sum of its proper divisors (1).

6473689 is an equidigital number, since it uses as much as digits as its factorization.

6473689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 6473689 is about 2544.3445128363. The cubic root of 6473689 is about 186.3734067958.

The spelling of 6473689 in words is "six million, four hundred seventy-three thousand, six hundred eighty-nine".