2208726 has 24 divisors (see below), whose sum is σ = 5154240. Its totient is φ = 679536.

The previous prime is 2208709. The next prime is 2208737. The reversal of 2208726 is 6278022.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2208726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4486 + ... + 4953.

It is an arithmetic number, because the mean of its divisors is an integer number (214760).

2^2208726 is an apocalyptic number.

2208726 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2208726 is an abundant number, since it is smaller than the sum of its proper divisors (2945514).

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

2208726 is a wasteful number, since it uses less digits than its factorization.

2208726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9460 (or 9457 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2208726 is about 1486.1783203909. The cubic root of 2208726 is about 130.2308717948.

The spelling of 2208726 in words is "two million, two hundred eight thousand, seven hundred twenty-six".