2840164 has 12 divisors (see below), whose sum is σ = 5064444. Its totient is φ = 1393184.

The previous prime is 2840161. The next prime is 2840171. The reversal of 2840164 is 4610482.

2840164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 902500 + 1937664 = 950^2 + 1392^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6487 + ... + 6910.

It is an arithmetic number, because the mean of its divisors is an integer number (422037).

2^2840164 is an apocalyptic number.

It is an amenable number.

2840164 is a deficient number, since it is larger than the sum of its proper divisors (2224280).

2840164 is a wasteful number, since it uses less digits than its factorization.

2840164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13454 (or 13452 counting only the distinct ones).

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

The square root of 2840164 is about 1685.2786119808. The cubic root of 2840164 is about 141.6167008720.

The spelling of 2840164 in words is "two million, eight hundred forty thousand, one hundred sixty-four".