6449087 has 2 divisors, whose sum is σ = 6449088. Its totient is φ = 6449086.

The previous prime is 6449083. The next prime is 6449099. The reversal of 6449087 is 7809446.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6449087 - 2² = 6449083 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6449087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6449081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3224543 + 3224544.

It is an arithmetic number, because the mean of its divisors is an integer number (3224544).

Almost surely, 2^6449087 is an apocalyptic number.

6449087 is a deficient number, since it is larger than the sum of its proper divisors (1).

6449087 is an equidigital number, since it uses as much as digits as its factorization.

6449087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 6449087 is about 2539.5052667793. The cubic root of 6449087 is about 186.1370150886.

The spelling of 6449087 in words is "six million, four hundred forty-nine thousand, eighty-seven".