63463866 has 16 divisors (see below), whose sum is σ = 127263744. Its totient is φ = 21098624.

The previous prime is 63463823. The next prime is 63463879. The reversal of 63463866 is 66836436.

63463866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11511 + ... + 16106.

It is an arithmetic number, because the mean of its divisors is an integer number (7953984).

Almost surely, 2^63463866 is an apocalyptic number.

63463866 is an abundant number, since it is smaller than the sum of its proper divisors (63799878).

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

63463866 is a wasteful number, since it uses less digits than its factorization.

63463866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28005.

The product of its digits is 373248, while the sum is 42.

The square root of 63463866 is about 7966.4211538181. The cubic root of 63463866 is about 398.8799206498.

The spelling of 63463866 in words is "sixty-three million, four hundred sixty-three thousand, eight hundred sixty-six".