63868046 has 16 divisors (see below), whose sum is σ = 105338880. Its totient is φ = 28801080.

The previous prime is 63868043. The next prime is 63868061. The reversal of 63868046 is 64086836.

It is a junction number, because it is equal to n+sod(n) for n = 63867994 and 63868012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63868043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8636 + ... + 14223.

It is an arithmetic number, because the mean of its divisors is an integer number (6583680).

Almost surely, 2^63868046 is an apocalyptic number.

63868046 is a deficient number, since it is larger than the sum of its proper divisors (41470834).

63868046 is a wasteful number, since it uses less digits than its factorization.

63868046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22999.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 63868046 is about 7991.7486196702. The cubic root of 63868046 is about 399.7249066859.

The spelling of 63868046 in words is "sixty-three million, eight hundred sixty-eight thousand, forty-six".