63475172 has 6 divisors (see below), whose sum is σ = 111081558. Its totient is φ = 31737584.

The previous prime is 63475103. The next prime is 63475177. The reversal of 63475172 is 27157436.

63475172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 61559716 + 1915456 = 7846^2 + 1384^2 .

It is not an unprimeable number, because it can be changed into a prime (63475177) 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 as a sum of consecutive naturals, namely, 7934393 + ... + 7934400.

It is an arithmetic number, because the mean of its divisors is an integer number (18513593).

Almost surely, 2^63475172 is an apocalyptic number.

It is an amenable number.

63475172 is a deficient number, since it is larger than the sum of its proper divisors (47606386).

63475172 is a wasteful number, since it uses less digits than its factorization.

63475172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15868797 (or 15868795 counting only the distinct ones).

The product of its digits is 35280, while the sum is 35.

The square root of 63475172 is about 7967.1307256753. The cubic root of 63475172 is about 398.9036058789.

The spelling of 63475172 in words is "sixty-three million, four hundred seventy-five thousand, one hundred seventy-two".