63212422 has 24 divisors (see below), whose sum is σ = 117345456. Its totient is φ = 25006176.

The previous prime is 63212419. The next prime is 63212467. The reversal of 63212422 is 22421236.

It is a junction number, because it is equal to n+sod(n) for n = 63212393 and 63212402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10993 + ... + 15724.

It is an arithmetic number, because the mean of its divisors is an integer number (4889394).

Almost surely, 2^63212422 is an apocalyptic number.

63212422 is a deficient number, since it is larger than the sum of its proper divisors (54133034).

63212422 is a wasteful number, since it uses less digits than its factorization.

63212422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26752 (or 26739 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 63212422 is about 7950.6240006681. The cubic root of 63212422 is about 398.3524356465.

Adding to 63212422 its reverse (22421236), we get a palindrome (85633658).

The spelling of 63212422 in words is "sixty-three million, two hundred twelve thousand, four hundred twenty-two".