85938999 has 4 divisors (see below), whose sum is σ = 114585336. Its totient is φ = 57292664.

The previous prime is 85938997. The next prime is 85939019. The reversal of 85938999 is 99983958.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85938999 - 2¹ = 85938997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85938991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14323164 + ... + 14323169.

It is an arithmetic number, because the mean of its divisors is an integer number (28646334).

Almost surely, 2^85938999 is an apocalyptic number.

85938999 is a deficient number, since it is larger than the sum of its proper divisors (28646337).

85938999 is a wasteful number, since it uses less digits than its factorization.

85938999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28646336.

The product of its digits is 6298560, while the sum is 60.

The square root of 85938999 is about 9270.3289585645. The cubic root of 85938999 is about 441.2961077152.

The spelling of 85938999 in words is "eighty-five million, nine hundred thirty-eight thousand, nine hundred ninety-nine".