83936399 has 2 divisors, whose sum is σ = 83936400. Its totient is φ = 83936398.

The previous prime is 83936393. The next prime is 83936417. The reversal of 83936399 is 99363938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83936399 - 2¹⁶ = 83870863 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 (83936393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41968199 + 41968200.

It is an arithmetic number, because the mean of its divisors is an integer number (41968200).

Almost surely, 2^83936399 is an apocalyptic number.

83936399 is a deficient number, since it is larger than the sum of its proper divisors (1).

83936399 is an equidigital number, since it uses as much as digits as its factorization.

83936399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 944784, while the sum is 50.

The square root of 83936399 is about 9161.6810138751. The cubic root of 83936399 is about 437.8413536213.

The spelling of 83936399 in words is "eighty-three million, nine hundred thirty-six thousand, three hundred ninety-nine".