2859601 has 4 divisors (see below), whose sum is σ = 2880612. Its totient is φ = 2838592.

The previous prime is 2859559. The next prime is 2859607. The reversal of 2859601 is 1069582.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1299600 + 1560001 = 1140^2 + 1249^2 .

It is a cyclic number.

It is not a de Polignac number, because 2859601 - 2⁷ = 2859473 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2859607) 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, 10300 + ... + 10573.

It is an arithmetic number, because the mean of its divisors is an integer number (720153).

2^2859601 is an apocalyptic number.

It is an amenable number.

2859601 is a deficient number, since it is larger than the sum of its proper divisors (21011).

2859601 is a wasteful number, since it uses less digits than its factorization.

2859601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21010.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2859601 is about 1691.0354815911. The cubic root of 2859601 is about 141.9390236115.

The spelling of 2859601 in words is "two million, eight hundred fifty-nine thousand, six hundred one".