1322798 has 8 divisors (see below), whose sum is σ = 1990008. Its totient is φ = 659464.

The previous prime is 1322767. The next prime is 1322813. The reversal of 1322798 is 8972231.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 140 + ... + 1632.

It is an arithmetic number, because the mean of its divisors is an integer number (248751).

2^1322798 is an apocalyptic number.

1322798 is a deficient number, since it is larger than the sum of its proper divisors (667210).

1322798 is a wasteful number, since it uses less digits than its factorization.

1322798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1938.

The product of its digits is 6048, while the sum is 32.

The square root of 1322798 is about 1150.1295579195. The cubic root of 1322798 is about 109.7735838678.

The spelling of 1322798 in words is "one million, three hundred twenty-two thousand, seven hundred ninety-eight".