64433322 has 12 divisors (see below), whose sum is σ = 139605570. Its totient is φ = 21477768.

The previous prime is 64433321. The next prime is 64433329. The reversal of 64433322 is 22333446.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51538041 + 12895281 = 7179^2 + 3591^2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (64433321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1789797 + ... + 1789832.

Almost surely, 2^64433322 is an apocalyptic number.

64433322 is an abundant number, since it is smaller than the sum of its proper divisors (75172248).

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

64433322 is a wasteful number, since it uses less digits than its factorization.

64433322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579637 (or 3579634 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 64433322 is about 8027.0369377498. The cubic root of 64433322 is about 400.9007243832.

Adding to 64433322 its reverse (22333446), we get a palindrome (86766768).

The spelling of 64433322 in words is "sixty-four million, four hundred thirty-three thousand, three hundred twenty-two".