63423360 has 576 divisors, whose sum is σ = 296281440. Its totient is φ = 12165120.

The previous prime is 63423343. The next prime is 63423361. The reversal of 63423360 is 6332436.

63423360 is a `hidden beast` number, since 634 + 23 + 3 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63423361) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4878714 + ... + 4878726.

Almost surely, 2^63423360 is an apocalyptic number.

63423360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63423360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148140720).

63423360 is an abundant number, since it is smaller than the sum of its proper divisors (232858080).

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

63423360 is a wasteful number, since it uses less digits than its factorization.

63423360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 63423360 is about 7963.8784521111. The cubic root of 63423360 is about 398.7950404930.

Adding to 63423360 its reverse (6332436), we get a palindrome (69755796).

The spelling of 63423360 in words is "sixty-three million, four hundred twenty-three thousand, three hundred sixty".