2194370 has 8 divisors (see below), whose sum is σ = 3949884. Its totient is φ = 877744.

The previous prime is 2194369. The next prime is 2194391. The reversal of 2194370 is 734912.

2194370 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 2 ways, for example, as 1957201 + 237169 = 1399^2 + 487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 109709 + ... + 109728.

2^2194370 is an apocalyptic number.

2194370 is a deficient number, since it is larger than the sum of its proper divisors (1755514).

2194370 is a wasteful number, since it uses less digits than its factorization.

2194370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219444.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 2194370 is about 1481.3406090430. The cubic root of 2194370 is about 129.9481055198.

The spelling of 2194370 in words is "two million, one hundred ninety-four thousand, three hundred seventy".