30796393 has 2 divisors, whose sum is σ = 30796394. Its totient is φ = 30796392.

The previous prime is 30796373. The next prime is 30796417. The reversal of 30796393 is 39369703.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30338064 + 458329 = 5508^2 + 677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30796393 is a prime.

It is not a weakly prime, because it can be changed into another prime (30796373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15398196 + 15398197.

It is an arithmetic number, because the mean of its divisors is an integer number (15398197).

Almost surely, 2^30796393 is an apocalyptic number.

It is an amenable number.

30796393 is a deficient number, since it is larger than the sum of its proper divisors (1).

30796393 is an equidigital number, since it uses as much as digits as its factorization.

30796393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 40.

The square root of 30796393 is about 5549.4497925470. The cubic root of 30796393 is about 313.4488044555.

The spelling of 30796393 in words is "thirty million, seven hundred ninety-six thousand, three hundred ninety-three".