992534393 has 2 divisors, whose sum is σ = 992534394. Its totient is φ = 992534392.

The previous prime is 992534363. The next prime is 992534401. The reversal of 992534393 is 393435299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 985206544 + 7327849 = 31388^2 + 2707^2 .

It is a cyclic number.

It is not a de Polignac number, because 992534393 - 2⁶ = 992534329 is a prime.

It is a super-3 number, since 3×992534393³ (a number of 28 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (992534303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496267196 + 496267197.

It is an arithmetic number, because the mean of its divisors is an integer number (496267197).

Almost surely, 2^992534393 is an apocalyptic number.

It is an amenable number.

992534393 is a deficient number, since it is larger than the sum of its proper divisors (1).

992534393 is an equidigital number, since it uses as much as digits as its factorization.

992534393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 47.

The square root of 992534393 is about 31504.5138511928. The cubic root of 992534393 is about 997.5052457100.

The spelling of 992534393 in words is "nine hundred ninety-two million, five hundred thirty-four thousand, three hundred ninety-three".