68343297 has 16 divisors (see below), whose sum is σ = 101722368. Its totient is φ = 40456080.

The previous prime is 68343293. The next prime is 68343347. The reversal of 68343297 is 79234386.

It is not a de Polignac number, because 68343297 - 2² = 68343293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68343293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22663 + ... + 25500.

It is an arithmetic number, because the mean of its divisors is an integer number (6357648).

Almost surely, 2^68343297 is an apocalyptic number.

It is an amenable number.

68343297 is a deficient number, since it is larger than the sum of its proper divisors (33379071).

68343297 is a wasteful number, since it uses less digits than its factorization.

68343297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48220.

The product of its digits is 217728, while the sum is 42.

The square root of 68343297 is about 8267.0004838514. Note that the first 3 decimals coincide. The cubic root of 68343297 is about 408.8512300594.

The spelling of 68343297 in words is "sixty-eight million, three hundred forty-three thousand, two hundred ninety-seven".