1793842 has 4 divisors (see below), whose sum is σ = 2690766. Its totient is φ = 896920.

The previous prime is 1793833. The next prime is 1793843. The reversal of 1793842 is 2483971.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1640961 + 152881 = 1281^2 + 391^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1793798 and 1793807.

It is not an unprimeable number, because it can be changed into a prime (1793843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448459 + ... + 448462.

2^1793842 is an apocalyptic number.

1793842 is a deficient number, since it is larger than the sum of its proper divisors (896924).

1793842 is an equidigital number, since it uses as much as digits as its factorization.

1793842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896923.

The product of its digits is 12096, while the sum is 34.

The square root of 1793842 is about 1339.3438692136. The cubic root of 1793842 is about 121.5051621599.

The spelling of 1793842 in words is "one million, seven hundred ninety-three thousand, eight hundred forty-two".