63378700 has 72 divisors (see below), whose sum is σ = 171489024. Its totient is φ = 19752000.

The previous prime is 63378697. The next prime is 63378713. The reversal of 63378700 is 787336.

It is a super-2 number, since 2×63378700² = 8033719227380000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3585 + ... + 11815.

It is an arithmetic number, because the mean of its divisors is an integer number (2381792).

Almost surely, 2^63378700 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 63378700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85744512).

63378700 is an abundant number, since it is smaller than the sum of its proper divisors (108110324).

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

63378700 is a wasteful number, since it uses less digits than its factorization.

63378700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8263 (or 8256 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 63378700 is about 7961.0740481420. The cubic root of 63378700 is about 398.7014137465.

The spelling of 63378700 in words is "sixty-three million, three hundred seventy-eight thousand, seven hundred".