63445212 has 36 divisors (see below), whose sum is σ = 160631016. Its totient is φ = 21114720.

The previous prime is 63445211. The next prime is 63445223. The reversal of 63445212 is 21254436.

63445212 is a `hidden beast` number, since 6 + 3 + 445 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63445211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33162 + ... + 35022.

Almost surely, 2^63445212 is an apocalyptic number.

It is an amenable number.

63445212 is an abundant number, since it is smaller than the sum of its proper divisors (97185804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63445212 is a wasteful number, since it uses less digits than its factorization.

63445212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2813 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 63445212 is about 7965.2502785537. The cubic root of 63445212 is about 398.8408357572.

Adding to 63445212 its reverse (21254436), we get a palindrome (84699648).

The spelling of 63445212 in words is "sixty-three million, four hundred forty-five thousand, two hundred twelve".