85839001 has 16 divisors (see below), whose sum is σ = 93899520. Its totient is φ = 78140160.

The previous prime is 85838989. The next prime is 85839023. The reversal of 85839001 is 10093858.

It is not a de Polignac number, because 85839001 - 2¹¹ = 85836953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85839301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150046 + ... + 150616.

It is an arithmetic number, because the mean of its divisors is an integer number (5868720).

Almost surely, 2^85839001 is an apocalyptic number.

It is an amenable number.

85839001 is a deficient number, since it is larger than the sum of its proper divisors (8060519).

85839001 is a wasteful number, since it uses less digits than its factorization.

85839001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 85839001 is about 9264.9339447187. The cubic root of 85839001 is about 441.1248782939.

The spelling of 85839001 in words is "eighty-five million, eight hundred thirty-nine thousand, one".