2422166 has 4 divisors (see below), whose sum is σ = 3633252. Its totient is φ = 1211082.

The previous prime is 2422111. The next prime is 2422169. The reversal of 2422166 is 6612242.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605540 + ... + 605543.

It is an arithmetic number, because the mean of its divisors is an integer number (908313).

2^2422166 is an apocalyptic number.

2422166 is a deficient number, since it is larger than the sum of its proper divisors (1211086).

2422166 is a wasteful number, since it uses less digits than its factorization.

2422166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211085.

The product of its digits is 1152, while the sum is 23.

The square root of 2422166 is about 1556.3309416702. The cubic root of 2422166 is about 134.2975122748.

The spelling of 2422166 in words is "two million, four hundred twenty-two thousand, one hundred sixty-six".