63120828 has 24 divisors (see below), whose sum is σ = 147417088. Its totient is φ = 21020976.

The previous prime is 63120797. The next prime is 63120839. The reversal of 63120828 is 82802136.

It is a junction number, because it is equal to n+sod(n) for n = 63120795 and 63120804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18375 + ... + 21537.

Almost surely, 2^63120828 is an apocalyptic number.

It is an amenable number.

63120828 is an abundant number, since it is smaller than the sum of its proper divisors (84296260).

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

63120828 is a wasteful number, since it uses less digits than its factorization.

63120828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4833 (or 4831 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 63120828 is about 7944.8617357384. The cubic root of 63120828 is about 398.1599400949.

The spelling of 63120828 in words is "sixty-three million, one hundred twenty thousand, eight hundred twenty-eight".