63886487 has 8 divisors (see below), whose sum is σ = 74794272. Its totient is φ = 53424000.

The previous prime is 63886481. The next prime is 63886499. The reversal of 63886487 is 78468836.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63886487 - 2⁸ = 63886231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63886481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111014 + ... + 111587.

It is an arithmetic number, because the mean of its divisors is an integer number (9349284).

Almost surely, 2^63886487 is an apocalyptic number.

63886487 is a deficient number, since it is larger than the sum of its proper divisors (10907785).

63886487 is a wasteful number, since it uses less digits than its factorization.

63886487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222649.

The product of its digits is 1548288, while the sum is 50.

The square root of 63886487 is about 7992.9022889061. The cubic root of 63886487 is about 399.7633746320.

The spelling of 63886487 in words is "sixty-three million, eight hundred eighty-six thousand, four hundred eighty-seven".