68378594 has 8 divisors (see below), whose sum is σ = 103351248. Its totient is φ = 33928180.

The previous prime is 68378593. The next prime is 68378599. The reversal of 68378594 is 49587386.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (68378593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130232 + ... + 130755.

It is an arithmetic number, because the mean of its divisors is an integer number (12918906).

Almost surely, 2^68378594 is an apocalyptic number.

68378594 is a deficient number, since it is larger than the sum of its proper divisors (34972654).

68378594 is a wasteful number, since it uses less digits than its factorization.

68378594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261120.

The product of its digits is 1451520, while the sum is 50.

The square root of 68378594 is about 8269.1350212704. The cubic root of 68378594 is about 408.9216038869.

The spelling of 68378594 in words is "sixty-eight million, three hundred seventy-eight thousand, five hundred ninety-four".