63861060 has 48 divisors (see below), whose sum is σ = 180835200. Its totient is φ = 16836864.

The previous prime is 63861053. The next prime is 63861073. The reversal of 63861060 is 6016836.

63861060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 15 ways as a sum of consecutive naturals, for example, 640 + ... + 11319.

It is an arithmetic number, because the mean of its divisors is an integer number (3767400).

Almost surely, 2^63861060 is an apocalyptic number.

63861060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63861060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90417600).

63861060 is an abundant number, since it is smaller than the sum of its proper divisors (116974140).

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

63861060 is a wasteful number, since it uses less digits than its factorization.

63861060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12060 (or 12058 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 63861060 is about 7991.3115319076. The cubic root of 63861060 is about 399.7103319484.

Adding to 63861060 its reverse (6016836), we get a palindrome (69877896).

The spelling of 63861060 in words is "sixty-three million, eight hundred sixty-one thousand, sixty".