85600039 has 4 divisors (see below), whose sum is σ = 97828624. Its totient is φ = 73371456.

The previous prime is 85600027. The next prime is 85600051. The reversal of 85600039 is 93000658.

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

It is an interprime number because it is at equal distance from previous prime (85600027) and next prime (85600051).

It is a cyclic number.

It is not a de Polignac number, because 85600039 - 2⁷ = 85599911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85600439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6114282 + ... + 6114295.

It is an arithmetic number, because the mean of its divisors is an integer number (24457156).

Almost surely, 2^85600039 is an apocalyptic number.

85600039 is a deficient number, since it is larger than the sum of its proper divisors (12228585).

85600039 is a wasteful number, since it uses less digits than its factorization.

85600039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12228584.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 85600039 is about 9252.0289126224. The cubic root of 85600039 is about 440.7151575753.

The spelling of 85600039 in words is "eighty-five million, six hundred thousand, thirty-nine".