2342218 has 4 divisors (see below), whose sum is σ = 3513330. Its totient is φ = 1171108.

The previous prime is 2342203. The next prime is 2342227. The reversal of 2342218 is 8122432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1375929 + 966289 = 1173^2 + 983^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585553 + ... + 585556.

2^2342218 is an apocalyptic number.

2342218 is a deficient number, since it is larger than the sum of its proper divisors (1171112).

2342218 is a wasteful number, since it uses less digits than its factorization.

2342218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171111.

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

The square root of 2342218 is about 1530.4306583442. The cubic root of 2342218 is about 132.8033727430.

The spelling of 2342218 in words is "two million, three hundred forty-two thousand, two hundred eighteen".