2194328 has 16 divisors (see below), whose sum is σ = 4185000. Its totient is φ = 1078336.

The previous prime is 2194327. The next prime is 2194337. The reversal of 2194328 is 8234912.

2194328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2194328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194321) 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, 1853 + ... + 2796.

2^2194328 is an apocalyptic number.

It is an amenable number.

2194328 is a deficient number, since it is larger than the sum of its proper divisors (1990672).

2194328 is a wasteful number, since it uses less digits than its factorization.

2194328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714 (or 4710 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 2194328 is about 1481.3264326272. The cubic root of 2194328 is about 129.9472764504.

It can be divided in two parts, 21 and 94328, that added together give a palindrome (94349).

The spelling of 2194328 in words is "two million, one hundred ninety-four thousand, three hundred twenty-eight".