63486870 has 32 divisors (see below), whose sum is σ = 153315072. Its totient is φ = 16824672.

The previous prime is 63486869. The next prime is 63486881. The reversal of 63486870 is 7868436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602 + ... + 11381.

It is an arithmetic number, because the mean of its divisors is an integer number (4791096).

Almost surely, 2^63486870 is an apocalyptic number.

63486870 is an abundant number, since it is smaller than the sum of its proper divisors (89828202).

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

63486870 is a wasteful number, since it uses less digits than its factorization.

63486870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13156.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 63486870 is about 7967.8648331909. The cubic root of 63486870 is about 398.9281093585.

The spelling of 63486870 in words is "sixty-three million, four hundred eighty-six thousand, eight hundred seventy".