63674928 has 180 divisors, whose sum is σ = 204127560. Its totient is φ = 18413568.

The previous prime is 63674917. The next prime is 63674969. The reversal of 63674928 is 82947636.

63674928 is a `hidden beast` number, since 636 + 7 + 4 + 9 + 2 + 8 = 666.

63674928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 1720926 + ... + 1720962.

It is an arithmetic number, because the mean of its divisors is an integer number (1134042).

Almost surely, 2^63674928 is an apocalyptic number.

63674928 is a gapful number since it is divisible by the number (68) 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 63674928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102063780).

63674928 is an abundant number, since it is smaller than the sum of its proper divisors (140452632).

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

63674928 is a wasteful number, since it uses less digits than its factorization.

63674928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 78 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 63674928 is about 7979.6571354915. The cubic root of 63674928 is about 399.3216168077.

The spelling of 63674928 in words is "sixty-three million, six hundred seventy-four thousand, nine hundred twenty-eight".