68583399 has 8 divisors (see below), whose sum is σ = 91483392. Its totient is φ = 45702840.

The previous prime is 68583379. The next prime is 68583413. The reversal of 68583399 is 99338586.

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

It is not a de Polignac number, because 68583399 - 2⁵ = 68583367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68583379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9154 + ... + 14864.

It is an arithmetic number, because the mean of its divisors is an integer number (11435424).

Almost surely, 2^68583399 is an apocalyptic number.

68583399 is a deficient number, since it is larger than the sum of its proper divisors (22899993).

68583399 is a wasteful number, since it uses less digits than its factorization.

68583399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9717.

The product of its digits is 1399680, while the sum is 51.

The square root of 68583399 is about 8281.5094638598. The cubic root of 68583399 is about 409.3294591766.

The spelling of 68583399 in words is "sixty-eight million, five hundred eighty-three thousand, three hundred ninety-nine".