6390463 has 2 divisors, whose sum is σ = 6390464. Its totient is φ = 6390462.

The previous prime is 6390443. The next prime is 6390499. The reversal of 6390463 is 3640936.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6390463 - 2⁵ = 6390431 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 3 + 9⁷ + 0 + 4⁶ + 6⁵ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6390413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3195231 + 3195232.

It is an arithmetic number, because the mean of its divisors is an integer number (3195232).

Almost surely, 2^6390463 is an apocalyptic number.

6390463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6390463 is an equidigital number, since it uses as much as digits as its factorization.

6390463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 6390463 is about 2527.9365102787. The cubic root of 6390463 is about 185.5712849297.

The spelling of 6390463 in words is "six million, three hundred ninety thousand, four hundred sixty-three".