1322993 has 4 divisors (see below), whose sum is σ = 1512000. Its totient is φ = 1133988.

The previous prime is 1322977. The next prime is 1323001. The reversal of 1322993 is 3992231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1322993 - 2⁴ = 1322977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1322903) 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, 94493 + ... + 94506.

It is an arithmetic number, because the mean of its divisors is an integer number (378000).

2^1322993 is an apocalyptic number.

It is an amenable number.

1322993 is a deficient number, since it is larger than the sum of its proper divisors (189007).

1322993 is an equidigital number, since it uses as much as digits as its factorization.

1322993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189006.

The product of its digits is 2916, while the sum is 29.

The square root of 1322993 is about 1150.2143278537. The cubic root of 1322993 is about 109.7789776863.

It can be divided in two parts, 132 and 2993, that added together give a 5-th power (3125 = 5⁵).

The spelling of 1322993 in words is "one million, three hundred twenty-two thousand, nine hundred ninety-three".