64332222 has 8 divisors (see below), whose sum is σ = 128664456. Its totient is φ = 21444072.

The previous prime is 64332211. The next prime is 64332227. The reversal of 64332222 is 22223346.

It is a happy number.

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

64332222 is an admirable number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64332192 and 64332201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64332227) 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, 5361013 + ... + 5361024.

It is an arithmetic number, because the mean of its divisors is an integer number (16083057).

Almost surely, 2^64332222 is an apocalyptic number.

64332222 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.

64332222 is a wasteful number, since it uses less digits than its factorization.

64332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10722042.

The product of its digits is 3456, while the sum is 24.

The square root of 64332222 is about 8020.7369985557. The cubic root of 64332222 is about 400.6909350015.

Adding to 64332222 its reverse (22223346), we get a palindrome (86555568).

The spelling of 64332222 in words is "sixty-four million, three hundred thirty-two thousand, two hundred twenty-two".