64223299 has 8 divisors (see below), whose sum is σ = 73473120. Its totient is φ = 54992256.

The previous prime is 64223273. The next prime is 64223303. The reversal of 64223299 is 99232246.

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

It is a cyclic number.

It is not a de Polignac number, because 64223299 - 2²¹ = 62126147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64221299) 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, 3627 + ... + 11899.

It is an arithmetic number, because the mean of its divisors is an integer number (9184140).

Almost surely, 2^64223299 is an apocalyptic number.

64223299 is a deficient number, since it is larger than the sum of its proper divisors (9249821).

64223299 is a wasteful number, since it uses less digits than its factorization.

64223299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9389.

The product of its digits is 46656, while the sum is 37.

The square root of 64223299 is about 8013.9440352426. The cubic root of 64223299 is about 400.4646662542.

The spelling of 64223299 in words is "sixty-four million, two hundred twenty-three thousand, two hundred ninety-nine".