64223306 has 16 divisors (see below), whose sum is σ = 115892160. Its totient is φ = 26075520.

The previous prime is 64223303. The next prime is 64223317. The reversal of 64223306 is 60332246.

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 7 ways as a sum of consecutive naturals, for example, 120455 + ... + 120986.

It is an arithmetic number, because the mean of its divisors is an integer number (7243260).

Almost surely, 2^64223306 is an apocalyptic number.

64223306 is a deficient number, since it is larger than the sum of its proper divisors (51668854).

64223306 is a wasteful number, since it uses less digits than its factorization.

64223306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241469.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 64223306 is about 8013.9444719813. The cubic root of 64223306 is about 400.4646808037.

The spelling of 64223306 in words is "sixty-four million, two hundred twenty-three thousand, three hundred six".