1798798 has 8 divisors (see below), whose sum is σ = 2703960. Its totient is φ = 897480.

The previous prime is 1798781. The next prime is 1798801. The reversal of 1798798 is 8978971.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068 + ... + 2176.

It is an arithmetic number, because the mean of its divisors is an integer number (337995).

2^1798798 is an apocalyptic number.

1798798 is a deficient number, since it is larger than the sum of its proper divisors (905162).

1798798 is a wasteful number, since it uses less digits than its factorization.

1798798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922.

The product of its digits is 254016, while the sum is 49.

The square root of 1798798 is about 1341.1927527391. The cubic root of 1798798 is about 121.6169568199.

The spelling of 1798798 in words is "one million, seven hundred ninety-eight thousand, seven hundred ninety-eight".