2206026 has 12 divisors (see below), whose sum is σ = 4779762. Its totient is φ = 735336.

The previous prime is 2206021. The next prime is 2206031. The reversal of 2206026 is 6206022.

It is an interprime number because it is at equal distance from previous prime (2206021) and next prime (2206031).

It can be written as a sum of positive squares in only one way, i.e., 1782225 + 423801 = 1335^2 + 651^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 122557 = 2206026 / (2 + 2 + 0 + 6 + 0 + 2 + 6).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2206021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61261 + ... + 61296.

2^2206026 is an apocalyptic number.

2206026 is an abundant number, since it is smaller than the sum of its proper divisors (2573736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2206026 is a wasteful number, since it uses less digits than its factorization.

2206026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122565 (or 122562 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2206026 is about 1485.2696724838. The cubic root of 2206026 is about 130.1777843696.

The spelling of 2206026 in words is "two million, two hundred six thousand, twenty-six".