68321363 has 4 divisors (see below), whose sum is σ = 74532408. Its totient is φ = 62110320.

The previous prime is 68321329. The next prime is 68321369. The reversal of 68321363 is 36312386.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68321363 - 2⁶ = 68321299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68321369) 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, 3105506 + ... + 3105527.

It is an arithmetic number, because the mean of its divisors is an integer number (18633102).

Almost surely, 2^68321363 is an apocalyptic number.

68321363 is a deficient number, since it is larger than the sum of its proper divisors (6211045).

68321363 is a wasteful number, since it uses less digits than its factorization.

68321363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6211044.

The product of its digits is 15552, while the sum is 32.

The square root of 68321363 is about 8265.6737777389. The cubic root of 68321363 is about 408.8074866698.

The spelling of 68321363 in words is "sixty-eight million, three hundred twenty-one thousand, three hundred sixty-three".