63942017 has 8 divisors (see below), whose sum is σ = 65530080. Its totient is φ = 62370880.

The previous prime is 63941993. The next prime is 63942019. The reversal of 63942017 is 71024936.

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

It is a cyclic number.

It is not a de Polignac number, because 63942017 - 2⁶ = 63941953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63942019) 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, 3593 + ... + 11865.

It is an arithmetic number, because the mean of its divisors is an integer number (8191260).

Almost surely, 2^63942017 is an apocalyptic number.

It is an amenable number.

63942017 is a deficient number, since it is larger than the sum of its proper divisors (1588063).

63942017 is a wasteful number, since it uses less digits than its factorization.

63942017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8463.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 63942017 is about 7996.3752413203. The cubic root of 63942017 is about 399.8791655846.

The spelling of 63942017 in words is "sixty-three million, nine hundred forty-two thousand, seventeen".