938393 has 2 divisors, whose sum is σ = 938394. Its totient is φ = 938392.

The previous prime is 938387. The next prime is 938437. The reversal of 938393 is 393839.

938393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 937024 + 1369 = 968^2 + 37^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-938393 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (938323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469196 + 469197.

It is an arithmetic number, because the mean of its divisors is an integer number (469197).

2⁹³⁸³⁹³ is an apocalyptic number.

It is an amenable number.

938393 is a deficient number, since it is larger than the sum of its proper divisors (1).

938393 is an equidigital number, since it uses as much as digits as its factorization.

938393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 35.

The square root of 938393 is about 968.7068700076. The cubic root of 938393 is about 97.9027565170.

It can be divided in two parts, 938 and 393, that added together give a palindrome (1331).

The spelling of 938393 in words is "nine hundred thirty-eight thousand, three hundred ninety-three".