1823396 has 6 divisors (see below), whose sum is σ = 3190950. Its totient is φ = 911696.

The previous prime is 1823383. The next prime is 1823401. The reversal of 1823396 is 6933281.

It can be written as a sum of positive squares in only one way, i.e., 1290496 + 532900 = 1136^2 + 730^2 .

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 as a sum of consecutive naturals, namely, 227921 + ... + 227928.

It is an arithmetic number, because the mean of its divisors is an integer number (531825).

2^1823396 is an apocalyptic number.

It is an amenable number.

1823396 is a deficient number, since it is larger than the sum of its proper divisors (1367554).

1823396 is a wasteful number, since it uses less digits than its factorization.

1823396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455853 (or 455851 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 1823396 is about 1350.3318110746. The cubic root of 1823396 is about 122.1688069009.

The spelling of 1823396 in words is "one million, eight hundred twenty-three thousand, three hundred ninety-six".