63333222 has 8 divisors (see below), whose sum is σ = 126666456. Its totient is φ = 21111072.

The previous prime is 63333203. The next prime is 63333229. The reversal of 63333222 is 22233336.

It is a sphenic number, since it is the product of 3 distinct primes.

63333222 is an admirable number.

It is a super-2 number, since 2×63333222² = 8022194017802568, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 63333192 and 63333201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63333229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5277763 + ... + 5277774.

It is an arithmetic number, because the mean of its divisors is an integer number (15833307).

Almost surely, 2^63333222 is an apocalyptic number.

63333222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63333222 is a wasteful number, since it uses less digits than its factorization.

63333222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555542.

The product of its digits is 3888, while the sum is 24.

The square root of 63333222 is about 7958.2172626789. The cubic root of 63333222 is about 398.6060269074.

Adding to 63333222 its reverse (22233336), we get a palindrome (85566558).

The spelling of 63333222 in words is "sixty-three million, three hundred thirty-three thousand, two hundred twenty-two".