63088728 has 16 divisors (see below), whose sum is σ = 157721880. Its totient is φ = 21029568.

The previous prime is 63088693. The next prime is 63088757. The reversal of 63088728 is 82788036.

It is a self number, because there is not a number n which added to its sum of digits gives 63088728.

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, 1314325 + ... + 1314372.

Almost surely, 2^63088728 is an apocalyptic number.

It is an amenable number.

63088728 is an abundant number, since it is smaller than the sum of its proper divisors (94633152).

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

63088728 is a wasteful number, since it uses less digits than its factorization.

63088728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628706 (or 2628702 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 63088728 is about 7942.8413052257. The cubic root of 63088728 is about 398.0924341086.

The spelling of 63088728 in words is "sixty-three million, eighty-eight thousand, seven hundred twenty-eight".