999784463 has 2 divisors, whose sum is σ = 999784464. Its totient is φ = 999784462.

The previous prime is 999784393. The next prime is 999784469. The reversal of 999784463 is 364487999.

999784463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 999784463 - 2⁸ = 999784207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999784469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499892231 + 499892232.

It is an arithmetic number, because the mean of its divisors is an integer number (499892232).

Almost surely, 2^999784463 is an apocalyptic number.

999784463 is a deficient number, since it is larger than the sum of its proper divisors (1).

999784463 is an equidigital number, since it uses as much as digits as its factorization.

999784463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 59.

The square root of 999784463 is about 31619.3684788296. The cubic root of 999784463 is about 999.9281491709.

The spelling of 999784463 in words is "nine hundred ninety-nine million, seven hundred eighty-four thousand, four hundred sixty-three".