2290118 has 4 divisors (see below), whose sum is σ = 3435180. Its totient is φ = 1145058.

The previous prime is 2290117. The next prime is 2290139. The reversal of 2290118 is 8110922.

2290118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8110922 = 2 ⋅4055461.

It is a junction number, because it is equal to n+sod(n) for n = 2290093 and 2290102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290117) 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 as a sum of consecutive naturals, namely, 572528 + ... + 572531.

It is an arithmetic number, because the mean of its divisors is an integer number (858795).

2^2290118 is an apocalyptic number.

2290118 is a deficient number, since it is larger than the sum of its proper divisors (1145062).

2290118 is a wasteful number, since it uses less digits than its factorization.

2290118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145061.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 2290118 is about 1513.3135828373. The cubic root of 2290118 is about 131.8112929488.

The spelling of 2290118 in words is "two million, two hundred ninety thousand, one hundred eighteen".