1422394 has 8 divisors (see below), whose sum is σ = 2138688. Its totient is φ = 709500.

The previous prime is 1422367. The next prime is 1422409. The reversal of 1422394 is 4932241.

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

It is a super-3 number, since 3×1422394³ = 8633382640757816952, which contains 333 as substring.

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, 1029 + ... + 1975.

It is an arithmetic number, because the mean of its divisors is an integer number (267336).

2^1422394 is an apocalyptic number.

1422394 is a deficient number, since it is larger than the sum of its proper divisors (716294).

1422394 is an equidigital number, since it uses as much as digits as its factorization.

1422394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700.

The product of its digits is 1728, while the sum is 25.

The square root of 1422394 is about 1192.6416058481. The cubic root of 1422394 is about 112.4622161180.

The spelling of 1422394 in words is "one million, four hundred twenty-two thousand, three hundred ninety-four".