68458427 has 2 divisors, whose sum is σ = 68458428. Its totient is φ = 68458426.

The previous prime is 68458393. The next prime is 68458441. The reversal of 68458427 is 72485486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68458427 - 2⁸ = 68458171 is a prime.

It is not a weakly prime, because it can be changed into another prime (68458487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34229213 + 34229214.

It is an arithmetic number, because the mean of its divisors is an integer number (34229214).

Almost surely, 2^68458427 is an apocalyptic number.

68458427 is a deficient number, since it is larger than the sum of its proper divisors (1).

68458427 is an equidigital number, since it uses as much as digits as its factorization.

68458427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 430080, while the sum is 44.

The square root of 68458427 is about 8273.9607806661. The cubic root of 68458427 is about 409.0806826280.

The spelling of 68458427 in words is "sixty-eight million, four hundred fifty-eight thousand, four hundred twenty-seven".