1798384 has 20 divisors (see below), whose sum is σ = 3982384. Its totient is φ = 770688.

The previous prime is 1798367. The next prime is 1798387. The reversal of 1798384 is 4838971.

It is a super-2 number, since 2×1798384² = 6468370022912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1798387) by changing a digit.

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, 7917 + ... + 8140.

2^1798384 is an apocalyptic number.

1798384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1798384 is an abundant number, since it is smaller than the sum of its proper divisors (2184000).

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

1798384 is a wasteful number, since it uses less digits than its factorization.

1798384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16072 (or 16066 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 1798384 is about 1341.0384036261. The cubic root of 1798384 is about 121.6076259068.

The spelling of 1798384 in words is "one million, seven hundred ninety-eight thousand, three hundred eighty-four".