993283 has 2 divisors, whose sum is σ = 993284. Its totient is φ = 993282.

The previous prime is 993269. The next prime is 993287. The reversal of 993283 is 382399.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993283 is a prime.

It is a super-2 number, since 2×993283² = 1973222236178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (993287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496641 + 496642.

It is an arithmetic number, because the mean of its divisors is an integer number (496642).

2⁹⁹³²⁸³ is an apocalyptic number.

993283 is a deficient number, since it is larger than the sum of its proper divisors (1).

993283 is an equidigital number, since it uses as much as digits as its factorization.

993283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 993283 is about 996.6358412178. The cubic root of 993283 is about 99.7755968088.

The spelling of 993283 in words is "nine hundred ninety-three thousand, two hundred eighty-three".