63489210 has 16 divisors (see below), whose sum is σ = 152374176. Its totient is φ = 16930448.

The previous prime is 63489191. The next prime is 63489211. The reversal of 63489210 is 1298436.

63489210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63489211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058124 + ... + 1058183.

It is an arithmetic number, because the mean of its divisors is an integer number (9523386).

Almost surely, 2^63489210 is an apocalyptic number.

63489210 is an abundant number, since it is smaller than the sum of its proper divisors (88884966).

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

63489210 is a wasteful number, since it uses less digits than its factorization.

63489210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116317.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 63489210 is about 7968.0116716782. The cubic root of 63489210 is about 398.9330105310.

The spelling of 63489210 in words is "sixty-three million, four hundred eighty-nine thousand, two hundred ten".