2205118 has 16 divisors (see below), whose sum is σ = 3429216. Its totient is φ = 1062880.

The previous prime is 2205113. The next prime is 2205139. The reversal of 2205118 is 8115022.

It is a junction number, because it is equal to n+sod(n) for n = 2205095 and 2205104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7380 + ... + 7672.

It is an arithmetic number, because the mean of its divisors is an integer number (214326).

2^2205118 is an apocalyptic number.

2205118 is a deficient number, since it is larger than the sum of its proper divisors (1224098).

2205118 is a wasteful number, since it uses less digits than its factorization.

2205118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 2205118 is about 1484.9639726269. The cubic root of 2205118 is about 130.1599215326.

It can be divided in two parts, 2 and 205118, that added together give a triangular number (205120 = T₆₄₀).

The spelling of 2205118 in words is "two million, two hundred five thousand, one hundred eighteen".