1914194 has 4 divisors (see below), whose sum is σ = 2871294. Its totient is φ = 957096.

The previous prime is 1914179. The next prime is 1914197. The reversal of 1914194 is 4914191.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4914191 = 593 ⋅8287.

It can be written as a sum of positive squares in only one way, i.e., 1677025 + 237169 = 1295^2 + 487^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1914197) 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, 478547 + ... + 478550.

2^1914194 is an apocalyptic number.

1914194 is a deficient number, since it is larger than the sum of its proper divisors (957100).

1914194 is an equidigital number, since it uses as much as digits as its factorization.

1914194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957099.

The product of its digits is 1296, while the sum is 29.

The square root of 1914194 is about 1383.5440000231. The cubic root of 1914194 is about 124.1638918548.

The spelling of 1914194 in words is "one million, nine hundred fourteen thousand, one hundred ninety-four".