2185268 has 6 divisors (see below), whose sum is σ = 3824226. Its totient is φ = 1092632.

The previous prime is 2185241. The next prime is 2185279. The reversal of 2185268 is 8625812.

2185268 is digitally balanced in base 5, 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 only one way, i.e., 2184484 + 784 = 1478^2 + 28^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273155 + ... + 273162.

It is an arithmetic number, because the mean of its divisors is an integer number (637371).

2^2185268 is an apocalyptic number.

It is an amenable number.

2185268 is a deficient number, since it is larger than the sum of its proper divisors (1638958).

2185268 is a wasteful number, since it uses less digits than its factorization.

2185268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546321 (or 546319 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 2185268 is about 1478.2651994821. The cubic root of 2185268 is about 129.7681864858.

The spelling of 2185268 in words is "two million, one hundred eighty-five thousand, two hundred sixty-eight".