64762793 has 2 divisors, whose sum is σ = 64762794. Its totient is φ = 64762792.

The previous prime is 64762717. The next prime is 64762799. The reversal of 64762793 is 39726746.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51308569 + 13454224 = 7163^2 + 3668^2 .

It is a cyclic number.

It is not a de Polignac number, because 64762793 - 2²² = 60568489 is a prime.

It is not a weakly prime, because it can be changed into another prime (64762799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32381396 + 32381397.

It is an arithmetic number, because the mean of its divisors is an integer number (32381397).

Almost surely, 2^64762793 is an apocalyptic number.

It is an amenable number.

64762793 is a deficient number, since it is larger than the sum of its proper divisors (1).

64762793 is an equidigital number, since it uses as much as digits as its factorization.

64762793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 44.

The square root of 64762793 is about 8047.5333487970. The cubic root of 64762793 is about 401.5828800479.

The spelling of 64762793 in words is "sixty-four million, seven hundred sixty-two thousand, seven hundred ninety-three".