8906399 has 2 divisors, whose sum is σ = 8906400. Its totient is φ = 8906398.

The previous prime is 8906369. The next prime is 8906407. The reversal of 8906399 is 9936098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8906399 - 2¹⁶ = 8840863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8906329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4453199 + 4453200.

It is an arithmetic number, because the mean of its divisors is an integer number (4453200).

Almost surely, 2^8906399 is an apocalyptic number.

8906399 is a deficient number, since it is larger than the sum of its proper divisors (1).

8906399 is an equidigital number, since it uses as much as digits as its factorization.

8906399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 8906399 is about 2984.3590601669. The cubic root of 8906399 is about 207.2847644793.

The spelling of 8906399 in words is "eight million, nine hundred six thousand, three hundred ninety-nine".