993692243 has 2 divisors, whose sum is σ = 993692244. Its totient is φ = 993692242.

The previous prime is 993692233. The next prime is 993692269. The reversal of 993692243 is 342296399.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 993692243 - 2¹⁰ = 993691219 is a prime.

It is not a weakly prime, because it can be changed into another prime (993692233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496846121 + 496846122.

It is an arithmetic number, because the mean of its divisors is an integer number (496846122).

Almost surely, 2^993692243 is an apocalyptic number.

993692243 is a deficient number, since it is larger than the sum of its proper divisors (1).

993692243 is an equidigital number, since it uses as much as digits as its factorization.

993692243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 47.

The square root of 993692243 is about 31522.8844333763. The cubic root of 993692243 is about 997.8929779093.

The spelling of 993692243 in words is "nine hundred ninety-three million, six hundred ninety-two thousand, two hundred forty-three".