63875392 has 56 divisors (see below), whose sum is σ = 153399744. Its totient is φ = 25761792.

The previous prime is 63875377. The next prime is 63875401. The reversal of 63875392 is 29357836.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3423 + ... + 11809.

Almost surely, 2^63875392 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 63875392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76699872).

63875392 is an abundant number, since it is smaller than the sum of its proper divisors (89524352).

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

63875392 is a wasteful number, since it uses less digits than its factorization.

63875392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8423 (or 8413 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The square root of 63875392 is about 7992.2082054962. The cubic root of 63875392 is about 399.7402313371.

The spelling of 63875392 in words is "sixty-three million, eight hundred seventy-five thousand, three hundred ninety-two".