63522030 has 192 divisors, whose sum is σ = 193529088. Its totient is φ = 13178880.

The previous prime is 63522029. The next prime is 63522071. The reversal of 63522030 is 3022536.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63521988 and 63522006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 948057 + ... + 948123.

It is an arithmetic number, because the mean of its divisors is an integer number (1007964).

Almost surely, 2^63522030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63522030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96764544).

63522030 is an abundant number, since it is smaller than the sum of its proper divisors (130007058).

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

63522030 is a wasteful number, since it uses less digits than its factorization.

63522030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 63522030 is about 7970.0708905254. The cubic root of 63522030 is about 399.0017399312.

Adding to 63522030 its reverse (3022536), we get a palindrome (66544566).

The spelling of 63522030 in words is "sixty-three million, five hundred twenty-two thousand, thirty".