63937241 has 4 divisors (see below), whose sum is σ = 64366500. Its totient is φ = 63507984.

The previous prime is 63937219. The next prime is 63937243. The reversal of 63937241 is 14273936.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7311616 + 56625625 = 2704^2 + 7525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63937241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63937243) 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 3 ways as a sum of consecutive naturals, for example, 214406 + ... + 214703.

It is an arithmetic number, because the mean of its divisors is an integer number (16091625).

Almost surely, 2^63937241 is an apocalyptic number.

It is an amenable number.

63937241 is a deficient number, since it is larger than the sum of its proper divisors (429259).

63937241 is a wasteful number, since it uses less digits than its factorization.

63937241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429258.

The product of its digits is 27216, while the sum is 35.

The square root of 63937241 is about 7996.0766004335. The cubic root of 63937241 is about 399.8692093225.

The spelling of 63937241 in words is "sixty-three million, nine hundred thirty-seven thousand, two hundred forty-one".