64223302 has 32 divisors (see below), whose sum is σ = 115958304. Its totient is φ = 26284800.

The previous prime is 64223273. The next prime is 64223303. The reversal of 64223302 is 20332246.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64223303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8988 + ... + 14464.

It is an arithmetic number, because the mean of its divisors is an integer number (3623697).

Almost surely, 2^64223302 is an apocalyptic number.

64223302 is a deficient number, since it is larger than the sum of its proper divisors (51735002).

64223302 is a wasteful number, since it uses less digits than its factorization.

64223302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 64223302 is about 8013.9442224163. The cubic root of 64223302 is about 400.4646724897.

Adding to 64223302 its reverse (20332246), we get a palindrome (84555548).

The spelling of 64223302 in words is "sixty-four million, two hundred twenty-three thousand, three hundred two".