63416443 has 8 divisors (see below), whose sum is σ = 68709168. Its totient is φ = 58297344.

The previous prime is 63416411. The next prime is 63416447. The reversal of 63416443 is 34461436.

It is a happy number.

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 63416443 - 2⁵ = 63416411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63416447) 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, 42646 + ... + 44107.

It is an arithmetic number, because the mean of its divisors is an integer number (8588646).

Almost surely, 2^63416443 is an apocalyptic number.

63416443 is a deficient number, since it is larger than the sum of its proper divisors (5292725).

63416443 is a wasteful number, since it uses less digits than its factorization.

63416443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86813.

The product of its digits is 20736, while the sum is 31.

The square root of 63416443 is about 7963.4441669418. Note that the first 3 decimals coincide. The cubic root of 63416443 is about 398.7805423355.

Adding to 63416443 its reverse (34461436), we get a palindrome (97877879).

The spelling of 63416443 in words is "sixty-three million, four hundred sixteen thousand, four hundred forty-three".