1797944 has 8 divisors (see below), whose sum is σ = 3371160. Its totient is φ = 898968.

The previous prime is 1797911. The next prime is 1797947. The reversal of 1797944 is 4497971.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1797947) 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, 112364 + ... + 112379.

It is an arithmetic number, because the mean of its divisors is an integer number (421395).

2^1797944 is an apocalyptic number.

It is an amenable number.

1797944 is a deficient number, since it is larger than the sum of its proper divisors (1573216).

1797944 is a wasteful number, since it uses less digits than its factorization.

1797944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224749 (or 224745 counting only the distinct ones).

The product of its digits is 63504, while the sum is 41.

The square root of 1797944 is about 1340.8743416145. The cubic root of 1797944 is about 121.5977074245.

The spelling of 1797944 in words is "one million, seven hundred ninety-seven thousand, nine hundred forty-four".