2164366 has 8 divisors (see below), whose sum is σ = 3417480. Its totient is φ = 1025208.

The previous prime is 2164313. The next prime is 2164367. The reversal of 2164366 is 6634612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28441 + ... + 28516.

It is an arithmetic number, because the mean of its divisors is an integer number (427185).

2^2164366 is an apocalyptic number.

2164366 is a deficient number, since it is larger than the sum of its proper divisors (1253114).

2164366 is a wasteful number, since it uses less digits than its factorization.

2164366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56978.

The product of its digits is 5184, while the sum is 28.

The square root of 2164366 is about 1471.1784392112. The cubic root of 2164366 is about 129.3531178033.

Adding to 2164366 its reverse (6634612), we get a palindrome (8798978).

The spelling of 2164366 in words is "two million, one hundred sixty-four thousand, three hundred sixty-six".