2195164 has 6 divisors (see below), whose sum is σ = 3841544. Its totient is φ = 1097580.

The previous prime is 2195147. The next prime is 2195177. The reversal of 2195164 is 4615912.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274392 + ... + 274399.

2^2195164 is an apocalyptic number.

It is an amenable number.

2195164 is a deficient number, since it is larger than the sum of its proper divisors (1646380).

2195164 is a wasteful number, since it uses less digits than its factorization.

2195164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548795 (or 548793 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

The square root of 2195164 is about 1481.6085852883. The cubic root of 2195164 is about 129.9637768900.

The spelling of 2195164 in words is "two million, one hundred ninety-five thousand, one hundred sixty-four".