68293963 has 2 divisors, whose sum is σ = 68293964. Its totient is φ = 68293962.

The previous prime is 68293949. The next prime is 68293991. The reversal of 68293963 is 36939286.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68293963 is a prime.

It is not a weakly prime, because it can be changed into another prime (68293943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34146981 + 34146982.

It is an arithmetic number, because the mean of its divisors is an integer number (34146982).

Almost surely, 2^68293963 is an apocalyptic number.

68293963 is a deficient number, since it is larger than the sum of its proper divisors (1).

68293963 is an equidigital number, since it uses as much as digits as its factorization.

68293963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 46.

The square root of 68293963 is about 8264.0161543889. The cubic root of 68293963 is about 408.7528291786.

The spelling of 68293963 in words is "sixty-eight million, two hundred ninety-three thousand, nine hundred sixty-three".