64223303 has 2 divisors, whose sum is σ = 64223304. Its totient is φ = 64223302.

The previous prime is 64223273. The next prime is 64223317. The reversal of 64223303 is 30332246.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64223303 - 2¹⁶ = 64157767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64223323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32111651 + 32111652.

It is an arithmetic number, because the mean of its divisors is an integer number (32111652).

Almost surely, 2^64223303 is an apocalyptic number.

64223303 is a deficient number, since it is larger than the sum of its proper divisors (1).

64223303 is an equidigital number, since it uses as much as digits as its factorization.

64223303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 64223303 is about 8013.9442848076. The cubic root of 64223303 is about 400.4646745682.

Adding to 64223303 its reverse (30332246), we get a palindrome (94555549).

The spelling of 64223303 in words is "sixty-four million, two hundred twenty-three thousand, three hundred three".