63665042 has 8 divisors (see below), whose sum is σ = 109140096. Its totient is φ = 27285012.

The previous prime is 63665027. The next prime is 63665089. The reversal of 63665042 is 24056636.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2273738 + ... + 2273765.

It is an arithmetic number, because the mean of its divisors is an integer number (13642512).

Almost surely, 2^63665042 is an apocalyptic number.

63665042 is a deficient number, since it is larger than the sum of its proper divisors (45475054).

63665042 is a wasteful number, since it uses less digits than its factorization.

63665042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547512.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 63665042 is about 7979.0376612722. The cubic root of 63665042 is about 399.3009498673.

The spelling of 63665042 in words is "sixty-three million, six hundred sixty-five thousand, forty-two".