63228712 has 16 divisors (see below), whose sum is σ = 125527860. Its totient is φ = 29754624.

The previous prime is 63228673. The next prime is 63228721. The reversal of 63228712 is 21782236.

It can be written as a sum of positive squares in 2 ways, for example, as 49196196 + 14032516 = 7014^2 + 3746^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232323 + ... + 232594.

Almost surely, 2^63228712 is an apocalyptic number.

It is an amenable number.

63228712 is a deficient number, since it is larger than the sum of its proper divisors (62299148).

63228712 is a wasteful number, since it uses less digits than its factorization.

63228712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464940 (or 464936 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 63228712 is about 7951.6483825682. The cubic root of 63228712 is about 398.3866515154.

The spelling of 63228712 in words is "sixty-three million, two hundred twenty-eight thousand, seven hundred twelve".