63875416 has 96 divisors (see below), whose sum is σ = 145555200. Its totient is φ = 26136000.

The previous prime is 63875401. The next prime is 63875419. The reversal of 63875416 is 61457836.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63875419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422941 + ... + 423091.

It is an arithmetic number, because the mean of its divisors is an integer number (1516200).

Almost surely, 2^63875416 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 63875416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72777600).

63875416 is an abundant number, since it is smaller than the sum of its proper divisors (81679784).

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

63875416 is a wasteful number, since it uses less digits than its factorization.

63875416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 206 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 63875416 is about 7992.2097069584. The cubic root of 63875416 is about 399.7402814021.

The spelling of 63875416 in words is "sixty-three million, eight hundred seventy-five thousand, four hundred sixteen".