8432993 has 2 divisors, whose sum is σ = 8432994. Its totient is φ = 8432992.

The previous prime is 8432987. The next prime is 8433011. The reversal of 8432993 is 3992348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6310144 + 2122849 = 2512^2 + 1457^2 .

It is a cyclic number.

It is not a de Polignac number, because 8432993 - 2⁸ = 8432737 is a prime.

It is a super-2 number, since 2×8432993² = 142230741876098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8432923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4216496 + 4216497.

It is an arithmetic number, because the mean of its divisors is an integer number (4216497).

Almost surely, 2^8432993 is an apocalyptic number.

It is an amenable number.

8432993 is a deficient number, since it is larger than the sum of its proper divisors (1).

8432993 is an equidigital number, since it uses as much as digits as its factorization.

8432993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 8432993 is about 2903.9616044294. The cubic root of 8432993 is about 203.5450662546.

The spelling of 8432993 in words is "eight million, four hundred thirty-two thousand, nine hundred ninety-three".