1823394 has 32 divisors (see below), whose sum is σ = 3878784. Its totient is φ = 570240.

The previous prime is 1823383. The next prime is 1823401. The reversal of 1823394 is 4933281.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 15 ways as a sum of consecutive naturals, for example, 9984 + ... + 10164.

It is an arithmetic number, because the mean of its divisors is an integer number (121212).

2^1823394 is an apocalyptic number.

1823394 is an abundant number, since it is smaller than the sum of its proper divisors (2055390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1823394 is a wasteful number, since it uses less digits than its factorization.

1823394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282.

The product of its digits is 5184, while the sum is 30.

The square root of 1823394 is about 1350.3310705157. The cubic root of 1823394 is about 122.1687622337.

The spelling of 1823394 in words is "one million, eight hundred twenty-three thousand, three hundred ninety-four".