632499863 has 2 divisors, whose sum is σ = 632499864. Its totient is φ = 632499862.

The previous prime is 632499811. The next prime is 632499919. The reversal of 632499863 is 368994236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 632499863 - 2⁶ = 632499799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632490863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316249931 + 316249932.

It is an arithmetic number, because the mean of its divisors is an integer number (316249932).

Almost surely, 2^632499863 is an apocalyptic number.

632499863 is a deficient number, since it is larger than the sum of its proper divisors (1).

632499863 is an equidigital number, since it uses as much as digits as its factorization.

632499863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 50.

The square root of 632499863 is about 25149.5499562119. The cubic root of 632499863 is about 858.3942739233.

The spelling of 632499863 in words is "six hundred thirty-two million, four hundred ninety-nine thousand, eight hundred sixty-three".