63412243 has 4 divisors (see below), whose sum is σ = 63911680. Its totient is φ = 62912808.

The previous prime is 63412213. The next prime is 63412277. The reversal of 63412243 is 34221436.

63412243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63412243 is a prime.

It is a super-2 number, since 2×63412243² = 8042225124582098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63412213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249528 + ... + 249781.

It is an arithmetic number, because the mean of its divisors is an integer number (15977920).

Almost surely, 2^63412243 is an apocalyptic number.

63412243 is a deficient number, since it is larger than the sum of its proper divisors (499437).

63412243 is a wasteful number, since it uses less digits than its factorization.

63412243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499436.

The product of its digits is 3456, while the sum is 25.

The square root of 63412243 is about 7963.1804575810. The cubic root of 63412243 is about 398.7717385449.

Adding to 63412243 its reverse (34221436), we get a palindrome (97633679).

The spelling of 63412243 in words is "sixty-three million, four hundred twelve thousand, two hundred forty-three".