2194744 has 16 divisors (see below), whose sum is σ = 4135320. Its totient is φ = 1092000.

The previous prime is 2194739. The next prime is 2194757. The reversal of 2194744 is 4474912.

2194744 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 1462 + ... + 2554.

2^2194744 is an apocalyptic number.

It is an amenable number.

2194744 is a deficient number, since it is larger than the sum of its proper divisors (1940576).

2194744 is a wasteful number, since it uses less digits than its factorization.

2194744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350 (or 1346 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 2194744 is about 1481.4668406684. The cubic root of 2194744 is about 129.9554877192.

The spelling of 2194744 in words is "two million, one hundred ninety-four thousand, seven hundred forty-four".