6470549 has 2 divisors, whose sum is σ = 6470550. Its totient is φ = 6470548.

The previous prime is 6470543. The next prime is 6470551. The reversal of 6470549 is 9450746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3724900 + 2745649 = 1930^2 + 1657^2 .

It is a cyclic number.

It is not a de Polignac number, because 6470549 - 2¹⁶ = 6405013 is a prime.

It is a super-2 number, since 2×6470549² = 83736008722802, which contains 22 as substring.

Together with 6470551, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6470543) 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, 3235274 + 3235275.

It is an arithmetic number, because the mean of its divisors is an integer number (3235275).

Almost surely, 2^6470549 is an apocalyptic number.

It is an amenable number.

6470549 is a deficient number, since it is larger than the sum of its proper divisors (1).

6470549 is an equidigital number, since it uses as much as digits as its factorization.

6470549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 6470549 is about 2543.7273831918. The cubic root of 6470549 is about 186.3432690521.

The spelling of 6470549 in words is "six million, four hundred seventy thousand, five hundred forty-nine".