63954073 has 8 divisors (see below), whose sum is σ = 65022048. Its totient is φ = 62893344.

The previous prime is 63954067. The next prime is 63954083. The reversal of 63954073 is 37045936.

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 63954073 - 2⁵ = 63954041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63954013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17686 + ... + 20992.

It is an arithmetic number, because the mean of its divisors is an integer number (8127756).

Almost surely, 2^63954073 is an apocalyptic number.

It is an amenable number.

63954073 is a deficient number, since it is larger than the sum of its proper divisors (1067975).

63954073 is a wasteful number, since it uses less digits than its factorization.

63954073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 63954073 is about 7997.1290473519. The cubic root of 63954073 is about 399.9042958536.

The spelling of 63954073 in words is "sixty-three million, nine hundred fifty-four thousand, seventy-three".