63708386 has 16 divisors (see below), whose sum is σ = 109361664. Its totient is φ = 27266784.

The previous prime is 63708361. The next prime is 63708391. The reversal of 63708386 is 68380736.

63708386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9446 + ... + 14718.

It is an arithmetic number, because the mean of its divisors is an integer number (6835104).

Almost surely, 2^63708386 is an apocalyptic number.

63708386 is a deficient number, since it is larger than the sum of its proper divisors (45653278).

63708386 is a wasteful number, since it uses less digits than its factorization.

63708386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6145.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 63708386 is about 7981.7533161580. The cubic root of 63708386 is about 399.3915457612.

The spelling of 63708386 in words is "sixty-three million, seven hundred eight thousand, three hundred eighty-six".