2859801 has 16 divisors (see below), whose sum is σ = 4460544. Its totient is φ = 1595664.

The previous prime is 2859799. The next prime is 2859803. The reversal of 2859801 is 1089582.

2859801 = T₃₄₃ + T₃₄₄ + ... + T₃₈₅.

It is a happy number.

2859801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2859799) and next prime (2859803).

It is not a de Polignac number, because 2859801 - 2¹ = 2859799 is a prime.

It is a Curzon number.

2859801 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2859803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681 + ... + 2486.

It is an arithmetic number, because the mean of its divisors is an integer number (278784).

2^2859801 is an apocalyptic number.

2859801 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2859801 is a deficient number, since it is larger than the sum of its proper divisors (1600743).

2859801 is a wasteful number, since it uses less digits than its factorization.

2859801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 2859801 is about 1691.0946159219. The cubic root of 2859801 is about 141.9423325980.

The spelling of 2859801 in words is "two million, eight hundred fifty-nine thousand, eight hundred one".