63005222 has 16 divisors (see below), whose sum is σ = 108114720. Its totient is φ = 26975808.

The previous prime is 63005209. The next prime is 63005227. The reversal of 63005222 is 22250036.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 63005194 and 63005203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63005227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21128 + ... + 23924.

It is an arithmetic number, because the mean of its divisors is an integer number (6757170).

Almost surely, 2^63005222 is an apocalyptic number.

63005222 is a deficient number, since it is larger than the sum of its proper divisors (45109498).

63005222 is a wasteful number, since it uses less digits than its factorization.

63005222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 63005222 is about 7937.5828814570. The cubic root of 63005222 is about 397.9167144736.

Adding to 63005222 its reverse (22250036), we get a palindrome (85255258).

The spelling of 63005222 in words is "sixty-three million, five thousand, two hundred twenty-two".