2193236 has 6 divisors (see below), whose sum is σ = 3838170. Its totient is φ = 1096616.

The previous prime is 2193223. The next prime is 2193239. The reversal of 2193236 is 6323912.

2193236 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 only one way, i.e., 1943236 + 250000 = 1394^2 + 500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2193239) 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 as a sum of consecutive naturals, namely, 274151 + ... + 274158.

It is an arithmetic number, because the mean of its divisors is an integer number (639695).

2^2193236 is an apocalyptic number.

It is an amenable number.

2193236 is a deficient number, since it is larger than the sum of its proper divisors (1644934).

2193236 is a wasteful number, since it uses less digits than its factorization.

2193236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548313 (or 548311 counting only the distinct ones).

The product of its digits is 1944, while the sum is 26.

The square root of 2193236 is about 1480.9577981833. The cubic root of 2193236 is about 129.9257169310.

The spelling of 2193236 in words is "two million, one hundred ninety-three thousand, two hundred thirty-six".