6490487 has 2 divisors, whose sum is σ = 6490488. Its totient is φ = 6490486.

The previous prime is 6490483. The next prime is 6490507. The reversal of 6490487 is 7840946.

It is a happy number.

6490487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6490487 - 2² = 6490483 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 6490487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6490483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3245243 + 3245244.

It is an arithmetic number, because the mean of its divisors is an integer number (3245244).

Almost surely, 2^6490487 is an apocalyptic number.

6490487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6490487 is an equidigital number, since it uses as much as digits as its factorization.

6490487 is an evil number, because the sum of its binary digits is even.

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

The square root of 6490487 is about 2547.6434208892. The cubic root of 6490487 is about 186.5344688284.

The spelling of 6490487 in words is "six million, four hundred ninety thousand, four hundred eighty-seven".