859491201 has 8 divisors (see below), whose sum is σ = 1206303520. Its totient is φ = 542836512.

The previous prime is 859491187. The next prime is 859491211. The reversal of 859491201 is 102194958.

859491201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 859491201 - 2⁶ = 859491137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 859491201.

It is not an unprimeable number, because it can be changed into a prime (859491211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7539340 + ... + 7539453.

It is an arithmetic number, because the mean of its divisors is an integer number (150787940).

Almost surely, 2^859491201 is an apocalyptic number.

It is an amenable number.

859491201 is a deficient number, since it is larger than the sum of its proper divisors (346812319).

859491201 is a wasteful number, since it uses less digits than its factorization.

859491201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15078815.

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 859491201 is about 29317.0803628192. The cubic root of 859491201 is about 950.7809648352.

The spelling of 859491201 in words is "eight hundred fifty-nine million, four hundred ninety-one thousand, two hundred one".