63505350 has 48 divisors (see below), whose sum is σ = 174996240. Its totient is φ = 16934400.

The previous prime is 63505349. The next prime is 63505373. The reversal of 63505350 is 5350536.

It is a happy number.

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 23 ways as a sum of consecutive naturals, for example, 22171 + ... + 24870.

It is an arithmetic number, because the mean of its divisors is an integer number (3645755).

Almost surely, 2^63505350 is an apocalyptic number.

63505350 is an abundant number, since it is smaller than the sum of its proper divisors (111490890).

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

63505350 is a wasteful number, since it uses less digits than its factorization.

63505350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47062 (or 47051 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 63505350 is about 7969.0244070400. The cubic root of 63505350 is about 398.9668127748.

Adding to 63505350 its reverse (5350536), we get a palindrome (68855886).

The spelling of 63505350 in words is "sixty-three million, five hundred five thousand, three hundred fifty".