63486216 has 48 divisors (see below), whose sum is σ = 172326960. Its totient is φ = 21114720.

The previous prime is 63486197. The next prime is 63486221. The reversal of 63486216 is 61268436.

63486216 is a `hidden beast` number, since 634 + 8 + 6 + 2 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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 11 ways as a sum of consecutive naturals, for example, 48531 + ... + 49821.

It is an arithmetic number, because the mean of its divisors is an integer number (3590145).

Almost surely, 2^63486216 is an apocalyptic number.

It is an amenable number.

63486216 is an abundant number, since it is smaller than the sum of its proper divisors (108840744).

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

63486216 is a wasteful number, since it uses less digits than its factorization.

63486216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986 (or 1979 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 63486216 is about 7967.8237932324. The cubic root of 63486216 is about 398.9267395221.

The spelling of 63486216 in words is "sixty-three million, four hundred eighty-six thousand, two hundred sixteen".