928382993 has 2 divisors, whose sum is σ = 928382994. Its totient is φ = 928382992.

The previous prime is 928382989. The next prime is 928383031. The reversal of 928382993 is 399283829.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 900420049 + 27962944 = 30007^2 + 5288^2 .

It is a cyclic number.

It is not a de Polignac number, because 928382993 - 2² = 928382989 is a prime.

It is not a weakly prime, because it can be changed into another prime (928382293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464191496 + 464191497.

It is an arithmetic number, because the mean of its divisors is an integer number (464191497).

Almost surely, 2^928382993 is an apocalyptic number.

It is an amenable number.

928382993 is a deficient number, since it is larger than the sum of its proper divisors (1).

928382993 is an equidigital number, since it uses as much as digits as its factorization.

928382993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The square root of 928382993 is about 30469.3779555803. The cubic root of 928382993 is about 975.5339588499.

The spelling of 928382993 in words is "nine hundred twenty-eight million, three hundred eighty-two thousand, nine hundred ninety-three".