2165466 has 16 divisors (see below), whose sum is σ = 4372704. Its totient is φ = 714864.

The previous prime is 2165461. The next prime is 2165467. The reversal of 2165466 is 6645612.

It is not an unprimeable number, because it can be changed into a prime (2165461) 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, 1045 + ... + 2328.

It is an arithmetic number, because the mean of its divisors is an integer number (273294).

2^2165466 is an apocalyptic number.

2165466 is an abundant number, since it is smaller than the sum of its proper divisors (2207238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2165466 is a wasteful number, since it uses less digits than its factorization.

2165466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485.

The product of its digits is 8640, while the sum is 30.

The square root of 2165466 is about 1471.5522416822. The cubic root of 2165466 is about 129.3750278886.

The spelling of 2165466 in words is "two million, one hundred sixty-five thousand, four hundred sixty-six".