2840026 has 8 divisors (see below), whose sum is σ = 4868640. Its totient is φ = 1217148.

The previous prime is 2840023. The next prime is 2840027. The reversal of 2840026 is 6200482.

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

It is a junction number, because it is equal to n+sod(n) for n = 2839979 and 2840006.

It is not an unprimeable number, because it can be changed into a prime (2840023) 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, 101416 + ... + 101443.

It is an arithmetic number, because the mean of its divisors is an integer number (608580).

2^2840026 is an apocalyptic number.

2840026 is a deficient number, since it is larger than the sum of its proper divisors (2028614).

2840026 is a wasteful number, since it uses less digits than its factorization.

2840026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202868.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2840026 is about 1685.2376686984. The cubic root of 2840026 is about 141.6144071757.

The spelling of 2840026 in words is "two million, eight hundred forty thousand, twenty-six".