64264633 has 2 divisors, whose sum is σ = 64264634. Its totient is φ = 64264632.

The previous prime is 64264559. The next prime is 64264639. The reversal of 64264633 is 33646246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58247424 + 6017209 = 7632^2 + 2453^2 .

It is a cyclic number.

It is not a de Polignac number, because 64264633 - 2⁹ = 64264121 is a prime.

It is not a weakly prime, because it can be changed into another prime (64264639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32132316 + 32132317.

It is an arithmetic number, because the mean of its divisors is an integer number (32132317).

Almost surely, 2^64264633 is an apocalyptic number.

It is an amenable number.

64264633 is a deficient number, since it is larger than the sum of its proper divisors (1).

64264633 is an equidigital number, since it uses as much as digits as its factorization.

64264633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 34.

The square root of 64264633 is about 8016.5225004362. The cubic root of 64264633 is about 400.5505606099.

The spelling of 64264633 in words is "sixty-four million, two hundred sixty-four thousand, six hundred thirty-three".