63820548 has 144 divisors (see below), whose sum is σ = 187858944. Its totient is φ = 18779040.

The previous prime is 63820543. The next prime is 63820573. The reversal of 63820548 is 84502836.

63820548 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 (36).

It is not an unprimeable number, because it can be changed into a prime (63820543) 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 47 ways as a sum of consecutive naturals, for example, 502461 + ... + 502587.

It is an arithmetic number, because the mean of its divisors is an integer number (1304576).

Almost surely, 2^63820548 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63820548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93929472).

63820548 is an abundant number, since it is smaller than the sum of its proper divisors (124038396).

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

63820548 is a wasteful number, since it uses less digits than its factorization.

63820548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 63820548 is about 7988.7763768928. The cubic root of 63820548 is about 399.6257916962.

The spelling of 63820548 in words is "sixty-three million, eight hundred twenty thousand, five hundred forty-eight".