64330093 has 2 divisors, whose sum is σ = 64330094. Its totient is φ = 64330092.

The previous prime is 64330081. The next prime is 64330099. The reversal of 64330093 is 39003346.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53187849 + 11142244 = 7293^2 + 3338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64330093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64330099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32165046 + 32165047.

It is an arithmetic number, because the mean of its divisors is an integer number (32165047).

Almost surely, 2^64330093 is an apocalyptic number.

It is an amenable number.

64330093 is a deficient number, since it is larger than the sum of its proper divisors (1).

64330093 is an equidigital number, since it uses as much as digits as its factorization.

64330093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 64330093 is about 8020.6042789805. The cubic root of 64330093 is about 400.6865148194.

The spelling of 64330093 in words is "sixty-four million, three hundred thirty thousand, ninety-three".