63811248 has 40 divisors (see below), whose sum is σ = 165132288. Its totient is φ = 21233472.

The previous prime is 63811219. The next prime is 63811249. The reversal of 63811248 is 84211836.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (63811249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51565 + ... + 52787.

Almost surely, 2^63811248 is an apocalyptic number.

It is an amenable number.

63811248 is an abundant number, since it is smaller than the sum of its proper divisors (101321040).

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

63811248 is a wasteful number, since it uses less digits than its factorization.

63811248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2315 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 63811248 is about 7988.1942890743. The cubic root of 63811248 is about 399.6063794509.

The spelling of 63811248 in words is "sixty-three million, eight hundred eleven thousand, two hundred forty-eight".