1794420 has 48 divisors (see below), whose sum is σ = 5584320. Its totient is φ = 478368.

The previous prime is 1794371. The next prime is 1794427. The reversal of 1794420 is 244971.

It is a happy number.

It is a super-3 number, since 3×1794420³ = 17333791088456664000, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1794427) 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 15 ways as a sum of consecutive naturals, for example, 1122 + ... + 2201.

It is an arithmetic number, because the mean of its divisors is an integer number (116340).

2^1794420 is an apocalyptic number.

1794420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1794420 is an abundant number, since it is smaller than the sum of its proper divisors (3789900).

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

1794420 is a wasteful number, since it uses less digits than its factorization.

1794420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341 (or 3333 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1794420 is about 1339.5596291319. The cubic root of 1794420 is about 121.5182109573.

The spelling of 1794420 in words is "one million, seven hundred ninety-four thousand, four hundred twenty".