63481104 has 80 divisors (see below), whose sum is σ = 190166400. Its totient is φ = 20237184.

The previous prime is 63481073. The next prime is 63481129. The reversal of 63481104 is 40118436.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 6742 + ... + 13130.

It is an arithmetic number, because the mean of its divisors is an integer number (2377080).

Almost surely, 2^63481104 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 63481104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95083200).

63481104 is an abundant number, since it is smaller than the sum of its proper divisors (126685296).

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

63481104 is a wasteful number, since it uses less digits than its factorization.

63481104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6429 (or 6417 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 63481104 is about 7967.5029965479. The cubic root of 63481104 is about 398.9160318527.

The spelling of 63481104 in words is "sixty-three million, four hundred eighty-one thousand, one hundred four".