1798196 has 6 divisors (see below), whose sum is σ = 3146850. Its totient is φ = 899096.

The previous prime is 1798189. The next prime is 1798201. The reversal of 1798196 is 6918971.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1653796 + 144400 = 1286^2 + 380^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224771 + ... + 224778.

It is an arithmetic number, because the mean of its divisors is an integer number (524475).

2^1798196 is an apocalyptic number.

It is an amenable number.

1798196 is a deficient number, since it is larger than the sum of its proper divisors (1348654).

1798196 is a wasteful number, since it uses less digits than its factorization.

1798196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449553 (or 449551 counting only the distinct ones).

The product of its digits is 27216, while the sum is 41.

The square root of 1798196 is about 1340.9683068589. The cubic root of 1798196 is about 121.6033882078.

The spelling of 1798196 in words is "one million, seven hundred ninety-eight thousand, one hundred ninety-six".