2164799 has 8 divisors (see below), whose sum is σ = 2664480. Its totient is φ = 1712736.

The previous prime is 2164787. The next prime is 2164801. The reversal of 2164799 is 9974612.

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

It is a cyclic number.

It is not a de Polignac number, because 2164799 - 2¹⁶ = 2099263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11804 + ... + 11985.

It is an arithmetic number, because the mean of its divisors is an integer number (333060).

2^2164799 is an apocalyptic number.

2164799 is a deficient number, since it is larger than the sum of its proper divisors (499681).

2164799 is a wasteful number, since it uses less digits than its factorization.

2164799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23809.

The product of its digits is 27216, while the sum is 38.

The square root of 2164799 is about 1471.3255927904. The cubic root of 2164799 is about 129.3617432954.

The spelling of 2164799 in words is "two million, one hundred sixty-four thousand, seven hundred ninety-nine".