8612399 has 2 divisors, whose sum is σ = 8612400. Its totient is φ = 8612398.

The previous prime is 8612347. The next prime is 8612411. The reversal of 8612399 is 9932168.

8612399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8612399 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 (8612099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4306199 + 4306200.

It is an arithmetic number, because the mean of its divisors is an integer number (4306200).

Almost surely, 2^8612399 is an apocalyptic number.

8612399 is a deficient number, since it is larger than the sum of its proper divisors (1).

8612399 is an equidigital number, since it uses as much as digits as its factorization.

8612399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 38.

The square root of 8612399 is about 2934.6889102595. The cubic root of 8612399 is about 204.9783756687.

The spelling of 8612399 in words is "eight million, six hundred twelve thousand, three hundred ninety-nine".