63505002 has 16 divisors (see below), whose sum is σ = 138556512. Its totient is φ = 19243920.

The previous prime is 63504989. The next prime is 63505009. The reversal of 63505002 is 20050536.

It is a self number, because there is not a number n which added to its sum of digits gives 63505002.

It is not an unprimeable number, because it can be changed into a prime (63505009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481033 + ... + 481164.

It is an arithmetic number, because the mean of its divisors is an integer number (8659782).

Almost surely, 2^63505002 is an apocalyptic number.

63505002 is an abundant number, since it is smaller than the sum of its proper divisors (75051510).

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

63505002 is a wasteful number, since it uses less digits than its factorization.

63505002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962213.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 63505002 is about 7969.0025724679. The cubic root of 63505002 is about 398.9660840136.

Adding to 63505002 its reverse (20050536), we get a palindrome (83555538).

The spelling of 63505002 in words is "sixty-three million, five hundred five thousand, two".