1422194 has 4 divisors (see below), whose sum is σ = 2133294. Its totient is φ = 711096.

The previous prime is 1422193. The next prime is 1422199. The reversal of 1422194 is 4912241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4912241 = 19 ⋅258539.

It can be written as a sum of positive squares in only one way, i.e., 1408969 + 13225 = 1187^2 + 115^2 .

It is not an unprimeable number, because it can be changed into a prime (1422191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355547 + ... + 355550.

2^1422194 is an apocalyptic number.

1422194 is a deficient number, since it is larger than the sum of its proper divisors (711100).

1422194 is an equidigital number, since it uses as much as digits as its factorization.

1422194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711099.

The product of its digits is 576, while the sum is 23.

The square root of 1422194 is about 1192.5577554148. The cubic root of 1422194 is about 112.4569448412.

The spelling of 1422194 in words is "one million, four hundred twenty-two thousand, one hundred ninety-four".