420063399 has 12 divisors (see below), whose sum is σ = 693438096. Its totient is φ = 240036192.

The previous prime is 420063379. The next prime is 420063403. The reversal of 420063399 is 993360024.

It is a happy number.

420063399 is a `hidden beast` number, since 4 + 200 + 63 + 399 = 666.

It is not a de Polignac number, because 420063399 - 2⁵ = 420063367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420063359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3333774 + ... + 3333899.

It is an arithmetic number, because the mean of its divisors is an integer number (57786508).

Almost surely, 2^420063399 is an apocalyptic number.

420063399 is a deficient number, since it is larger than the sum of its proper divisors (273374697).

420063399 is a wasteful number, since it uses less digits than its factorization.

420063399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667686 (or 6667683 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 420063399 is about 20495.4482507702. The cubic root of 420063399 is about 748.9249183356.

The spelling of 420063399 in words is "four hundred twenty million, sixty-three thousand, three hundred ninety-nine".