1000798 has 8 divisors (see below), whose sum is σ = 1506960. Its totient is φ = 498480.

The previous prime is 1000793. The next prime is 1000829. The reversal of 1000798 is 8970001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (188370).

2^1000798 is an apocalyptic number.

1000798 is a deficient number, since it is larger than the sum of its proper divisors (506162).

1000798 is a wasteful number, since it uses less digits than its factorization.

1000798 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 (nonzero) digits is 504, while the sum is 25.

The square root of 1000798 is about 1000.3989204312. The cubic root of 1000798 is about 100.0265929275.

Adding to 1000798 its reverse (8970001), we get a palindrome (9970799).

The spelling of 1000798 in words is "one million, seven hundred ninety-eight", and thus it is an aban number.