63228128 has 24 divisors (see below), whose sum is σ = 124810560. Its totient is φ = 31530240.

The previous prime is 63228107. The next prime is 63228161. The reversal of 63228128 is 82182236.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 63228094 and 63228103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10673 + ... + 15503.

It is an arithmetic number, because the mean of its divisors is an integer number (5200440).

Almost surely, 2^63228128 is an apocalyptic number.

It is an amenable number.

63228128 is a deficient number, since it is larger than the sum of its proper divisors (61582432).

63228128 is a wasteful number, since it uses less digits than its factorization.

63228128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250 (or 5242 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 63228128 is about 7951.6116605378. The cubic root of 63228128 is about 398.3854249707.

The spelling of 63228128 in words is "sixty-three million, two hundred twenty-eight thousand, one hundred twenty-eight".