63172352 has 36 divisors (see below), whose sum is σ = 131592720. Its totient is φ = 30210048.

The previous prime is 63172339. The next prime is 63172387. The reversal of 63172352 is 25327136.

63172352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 524 + ... + 11252.

Almost surely, 2^63172352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63172352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65796360).

63172352 is an abundant number, since it is smaller than the sum of its proper divisors (68420368).

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

63172352 is a wasteful number, since it uses less digits than its factorization.

63172352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10768 (or 10754 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 63172352 is about 7948.1036732041. The cubic root of 63172352 is about 398.2682467296.

Adding to 63172352 its reverse (25327136), we get a palindrome (88499488).

The spelling of 63172352 in words is "sixty-three million, one hundred seventy-two thousand, three hundred fifty-two".