1798016 has 32 divisors (see below), whose sum is σ = 3910680. Its totient is φ = 816640.

The previous prime is 1798009. The next prime is 1798021. The reversal of 1798016 is 6108971.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an Ulam number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 770 + ... + 2046.

2^1798016 is an apocalyptic number.

1798016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1955340).

1798016 is an abundant number, since it is smaller than the sum of its proper divisors (2112664).

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

1798016 is a wasteful number, since it uses less digits than its factorization.

1798016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302 (or 1290 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 1798016 is about 1340.9011894991. The cubic root of 1798016 is about 121.5993305596.

The spelling of 1798016 in words is "one million, seven hundred ninety-eight thousand, sixteen".