63842229 has 32 divisors (see below), whose sum is σ = 105600000. Its totient is φ = 37784880.

The previous prime is 63842213. The next prime is 63842239. The reversal of 63842229 is 92224836.

It is not a de Polignac number, because 63842229 - 2⁴ = 63842213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63842193 and 63842202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63842209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10272 + ... + 15270.

It is an arithmetic number, because the mean of its divisors is an integer number (3300000).

Almost surely, 2^63842229 is an apocalyptic number.

It is an amenable number.

63842229 is a deficient number, since it is larger than the sum of its proper divisors (41757771).

63842229 is a wasteful number, since it uses less digits than its factorization.

With its successor (63842230) it forms an eRAP, since the sums of their prime factors are consecutive (5062 and 5063).

63842229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062 (or 5056 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 63842229 is about 7990.1332279256. The cubic root of 63842229 is about 399.6710399541.

The spelling of 63842229 in words is "sixty-three million, eight hundred forty-two thousand, two hundred twenty-nine".