63789828 has 12 divisors (see below), whose sum is σ = 148842960. Its totient is φ = 21263272.

The previous prime is 63789827. The next prime is 63789841. The reversal of 63789828 is 82898736.

63789828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (63789823) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2657898 + ... + 2657921.

It is an arithmetic number, because the mean of its divisors is an integer number (12403580).

Almost surely, 2^63789828 is an apocalyptic number.

It is an amenable number.

63789828 is an abundant number, since it is smaller than the sum of its proper divisors (85053132).

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

63789828 is a wasteful number, since it uses less digits than its factorization.

63789828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315826 (or 5315824 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 63789828 is about 7986.8534480107. The cubic root of 63789828 is about 399.5616614905.

The spelling of 63789828 in words is "sixty-three million, seven hundred eighty-nine thousand, eight hundred twenty-eight".