68462593 has 2 divisors, whose sum is σ = 68462594. Its totient is φ = 68462592.

The previous prime is 68462507. The next prime is 68462659. The reversal of 68462593 is 39526486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43930384 + 24532209 = 6628^2 + 4953^2 .

It is a cyclic number.

It is not a de Polignac number, because 68462593 - 2⁹ = 68462081 is a prime.

It is not a weakly prime, because it can be changed into another prime (68460593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34231296 + 34231297.

It is an arithmetic number, because the mean of its divisors is an integer number (34231297).

Almost surely, 2^68462593 is an apocalyptic number.

It is an amenable number.

68462593 is a deficient number, since it is larger than the sum of its proper divisors (1).

68462593 is an equidigital number, since it uses as much as digits as its factorization.

68462593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The square root of 68462593 is about 8274.2125305071. The cubic root of 68462593 is about 409.0889805865.

The spelling of 68462593 in words is "sixty-eight million, four hundred sixty-two thousand, five hundred ninety-three".