63875025 has 36 divisors (see below), whose sum is σ = 119391168. Its totient is φ = 32582880.

The previous prime is 63875011. The next prime is 63875029. The reversal of 63875025 is 52057836.

It is not a de Polignac number, because 63875025 - 2⁶ = 63874961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63875029) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 997 + ... + 11346.

Almost surely, 2^63875025 is an apocalyptic number.

It is an amenable number.

63875025 is a deficient number, since it is larger than the sum of its proper divisors (55516143).

63875025 is a wasteful number, since it uses less digits than its factorization.

63875025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12382 (or 12374 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 63875025 is about 7992.1852456009. The cubic root of 63875025 is about 399.7394657583.

The spelling of 63875025 in words is "sixty-three million, eight hundred seventy-five thousand, twenty-five".