63212241 has 4 divisors (see below), whose sum is σ = 84282992. Its totient is φ = 42141492.

The previous prime is 63212209. The next prime is 63212251. The reversal of 63212241 is 14221236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 63212241 - 2⁵ = 63212209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63212251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10535371 + ... + 10535376.

It is an arithmetic number, because the mean of its divisors is an integer number (21070748).

Almost surely, 2^63212241 is an apocalyptic number.

It is an amenable number.

63212241 is a deficient number, since it is larger than the sum of its proper divisors (21070751).

63212241 is a wasteful number, since it uses less digits than its factorization.

63212241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21070750.

The product of its digits is 576, while the sum is 21.

The square root of 63212241 is about 7950.6126179056. The cubic root of 63212241 is about 398.3520554371.

Adding to 63212241 its reverse (14221236), we get a palindrome (77433477).

The spelling of 63212241 in words is "sixty-three million, two hundred twelve thousand, two hundred forty-one".