63003216 has 20 divisors (see below), whose sum is σ = 162758432. Its totient is φ = 21001056.

The previous prime is 63003203. The next prime is 63003223. The reversal of 63003216 is 61230036.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 63003192 and 63003201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656236 + ... + 656331.

Almost surely, 2^63003216 is an apocalyptic number.

It is an amenable number.

63003216 is an abundant number, since it is smaller than the sum of its proper divisors (99755216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63003216 is a wasteful number, since it uses less digits than its factorization.

63003216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312578 (or 1312572 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 63003216 is about 7937.4565195659. The cubic root of 63003216 is about 397.9124913877.

The spelling of 63003216 in words is "sixty-three million, three thousand, two hundred sixteen".