1322799 has 16 divisors (see below), whose sum is σ = 1939200. Its totient is φ = 798336.

The previous prime is 1322767. The next prime is 1322813. The reversal of 1322799 is 9972231.

It is not a de Polignac number, because 1322799 - 2⁵ = 1322767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807 + ... + 1815.

It is an arithmetic number, because the mean of its divisors is an integer number (121200).

2^1322799 is an apocalyptic number.

1322799 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1322799 is a deficient number, since it is larger than the sum of its proper divisors (616401).

1322799 is a wasteful number, since it uses less digits than its factorization.

1322799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 6804, while the sum is 33.

The square root of 1322799 is about 1150.1299926530. The cubic root of 1322799 is about 109.7736115297.

The spelling of 1322799 in words is "one million, three hundred twenty-two thousand, seven hundred ninety-nine".