2164084 has 12 divisors (see below), whose sum is σ = 4078564. Its totient is φ = 998784.

The previous prime is 2164073. The next prime is 2164111. The reversal of 2164084 is 4804612.

It can be written as a sum of positive squares in 2 ways, for example, as 1488400 + 675684 = 1220^2 + 822^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 11.

It is a nialpdrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20757 + ... + 20860.

2^2164084 is an apocalyptic number.

It is an amenable number.

2164084 is a deficient number, since it is larger than the sum of its proper divisors (1914480).

2164084 is a wasteful number, since it uses less digits than its factorization.

2164084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41634 (or 41632 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 2164084 is about 1471.0825945541. The cubic root of 2164084 is about 129.3474996587.

Adding to 2164084 its reverse (4804612), we get a palindrome (6968696).

The spelling of 2164084 in words is "two million, one hundred sixty-four thousand, eighty-four".