64765793 has 2 divisors, whose sum is σ = 64765794. Its totient is φ = 64765792.

The previous prime is 64765763. The next prime is 64765823. The reversal of 64765793 is 39756746.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (64765763) and next prime (64765823).

It can be written as a sum of positive squares in only one way, i.e., 57274624 + 7491169 = 7568^2 + 2737^2 .

It is a cyclic number.

It is not a de Polignac number, because 64765793 - 2¹⁰ = 64764769 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64765763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32382896 + 32382897.

It is an arithmetic number, because the mean of its divisors is an integer number (32382897).

Almost surely, 2^64765793 is an apocalyptic number.

It is an amenable number.

64765793 is a deficient number, since it is larger than the sum of its proper divisors (1).

64765793 is an equidigital number, since it uses as much as digits as its factorization.

64765793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 47.

The square root of 64765793 is about 8047.7197391559. The cubic root of 64765793 is about 401.5890807792.

The spelling of 64765793 in words is "sixty-four million, seven hundred sixty-five thousand, seven hundred ninety-three".