6489433 has 2 divisors, whose sum is σ = 6489434. Its totient is φ = 6489432.

The previous prime is 6489421. The next prime is 6489449. The reversal of 6489433 is 3349846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6365529 + 123904 = 2523^2 + 352^2 .

It is a cyclic number.

It is not a de Polignac number, because 6489433 - 2⁵ = 6489401 is a prime.

It is a super-2 number, since 2×6489433² = 84225481322978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6489392 and 6489401.

It is not a weakly prime, because it can be changed into another prime (6489463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3244716 + 3244717.

It is an arithmetic number, because the mean of its divisors is an integer number (3244717).

Almost surely, 2^6489433 is an apocalyptic number.

It is an amenable number.

6489433 is a deficient number, since it is larger than the sum of its proper divisors (1).

6489433 is an equidigital number, since it uses as much as digits as its factorization.

6489433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 6489433 is about 2547.4365546565. The cubic root of 6489433 is about 186.5243710769.

The spelling of 6489433 in words is "six million, four hundred eighty-nine thousand, four hundred thirty-three".