63747948 has 48 divisors (see below), whose sum is σ = 166239360. Its totient is φ = 18844800.

The previous prime is 63747913. The next prime is 63747961. The reversal of 63747948 is 84974736.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 63747897 and 63747906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478 + ... + 11301.

It is an arithmetic number, because the mean of its divisors is an integer number (3463320).

Almost surely, 2^63747948 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63747948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83119680).

63747948 is an abundant number, since it is smaller than the sum of its proper divisors (102491412).

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

63747948 is a wasteful number, since it uses less digits than its factorization.

63747948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11838 (or 11836 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 48.

The square root of 63747948 is about 7984.2312090771. The cubic root of 63747948 is about 399.4742008075.

The spelling of 63747948 in words is "sixty-three million, seven hundred forty-seven thousand, nine hundred forty-eight".